The area formula for a regular hexagon is [(3√3) / 2] s², where s is the length of a side. By signing up you are agreeing to receive emails according to our privacy policy. The perimeter is the total length or distance around a two dimensional shape. In this lesson, you will learn how to determine the perimeter of a polygon by adding the side lengths. Problem Set Sample Solutions 1. The unit of perimeter is same as the unit each side of the polygon. The ratio of the first polygon's smallest side to the second polygon's smallest side is also 37:148. The area of a regular octagon is equal to the square of the side, multiplied by 4.828. I have a regular octagon with an area of 55cm^2. Determine the area and perimeter of the polygon. If they are you can split the polygon into triangles and use the sine and cosine rules to find the sides. Determine the area of the polygon. Thus, a polygon is a closed rectilinear figure. Perimeter of a Polygon The perimeter of a polygon is the sum of the lengths of all four sides of the polygon. Given a polygon which is constructed like this: from shapely.geometry import Polygon print Polygon([(0,0), (4,0), (2,4)]).area this correctly computes the area of the triangle. When the number of sides, n, is equal to 3 it is an P = perimeter The units are in place to give an indication of the order of the calculated results such as ft, ft2 or ft3. 9 ft 9 ft 9 ft 9 ft c. 8 in. All sides of a regular polygon being equal in length, we can obtain its perimeter by repeated addition of each of its side. Awesome! All rights reserved. This MATLAB function returns the perimeter of a polyshape object, which is the sum of the lengths of its boundaries. What is the area of a hexagon with all of the sides being 10 cm? However, if i replace the area attribute with 'perimeter' I get the following message: 'Polygon' object has no attribute 'perimeter' which seems absurd. Evaluating polygon perimeters and areas. The yard is 2-dimensional: it has a length and a width. Example: Perimeter(Polygon((1, 2), (3, 2), (4, 3))) yields 6.58. To learn how to find the perimeter of a polygon using coordinates, scroll down! Determine the area of the polygon. Quadrilateral Properties Perimeter and area of a non polygon This original Khan Academy video was translated into isiZulu by Wazi Kunene. Perimeter(

) If the given conic is a circle or ellipse, this command returns its perimeter. 3. Validation. Perimeter of a Polygon: Worksheets - Welcome to the Perimeter and Area section at Tutorialspoint.com. A polygon is 2-dimensional; however, perimeter is 1-dimensional and is measured in linear units. Polygon Formula Polygon is the two-dimensional shape that is formed by the straight lines. After clicking the Calculate button, the coordinate values, area and perimeter will displayed using the specified number of decimal digits. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. Recall that a polygon closes in a space, so it creates an interior and an exterior. Use this lesson to teach your students how to find the perimeter of polygons. Since a triangle has 3 sides, you would multiply 3 (the number of sides) by 3 (the side length) to get 9. A perimeter is a path that encompasses/surrounds a two-dimensional shape. The yard is 2-dimensional: it has a length and a width. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. In general, perimeter refers to the distance around the outer side of the polygon. The perimeter of a polygon is the distance around the outside of the polygon. Since a polygon can be both regular and irregular; we use different approaches for finding their areas. If the length of each square was worth 2 instead of 1, how would the For a regular polygon, the process is much simpler because a regular polygon is both equiangular and equilateral. The methods for finding the perimeter of regular and irregular polygons are a little different, but both are simple once you know what to do. The sides of a polygon have length of 5 cm, 3 cm, 7 cm, 10 cm and 12 cm. Ans) In general perimeter is just the sum of the length of the sides comprising a figure. 6 cm 5 cm 4 cm b. Parts—Evaluates the area or perimeter of individual parts of a polygon. For example, if building polygons can be no larger than 50 meters square, you can search for all building polygons that have an area greater than 2,500 square meters and report … The perimeter of a circle can be determined one of two ways: C = pd; C = p2r; wherein C - circumference, d = diameter, r i= radius (which is half of the diameter), and p = Pi, which equals 3.1415926. Triangles are commonly found in modern architecture, design, and carpentry, making the ability to determine the perimeter and area of a triangle centrally important. Polygon A polygon is a simple closed figure that consist of line segments only. The perimeter of a polygon is the sum of the lengths of its sides. Polygon Perimeter = n * a. where n is the number of polygon sides. First, you have this part that's kind of rectangular, or it is rectangular, this part right over here. In this article, we are going to discuss the perimeter of different polygons such as triangle, … If you're trying to find the perimeter of an irregular polygon, which is a polygon with different side lengths, start by writing down the length of each side. Improve your math knowledge with free questions in "Perimeter of polygons" and thousands of other math skills. Type. Find the area and perimeter of the polygon. Also consider that the two opposite sides of the polygon are equal. https://www.mathopenref.com/polygonperimeter.html, https://www.algebra.com/algebra/homework/Polygons/Polygons.faq.question.881850.html, consider supporting our work with a contribution to wikiHow, For example, if you're working with a square that has a side length of 6, you would write down “6.”. For example, if you were plotting (2,4), you would count 2 over on the x-axis and 4 up on the y-axis and then mark where those 2 points meet on the grid. This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. Find the perimeter of a four sided irregular polygon with two adjacent sides measuring 6 m and 16 m respectively. Are the angles given? 8 in. The formula is given below: Find the perimeter of an irregular polygon with sides measuring 6 cm, 9 cm, 10 cm and 5 cm. When you number your grid, the numbers above and to the right of the 0 will be positive, while the numbers below and to the left of the 0 will be negative. This activity provides an opportunity for students to investigate the perimeter of polygons. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Determine the area and perimeter of the polygon. Determining the Perimeter of a Polygon (Series and Activity 1) | Texas Gateway Skip to main content Available with Data Reviewer license. In this article, you will learn how to calculate the perimeter of polygon such as triangle, rectangle, square, parallelogram, rhombus, and trapezoid. Then, multiply those 2 numbers together to find the perimeter. See also area of circles, circumference of circles. Tip: If some of the sides aren't labeled, try looking at the rest of the polygon to determine what the lengths are. The first perimeter is 5 + 3 + 7 + 10 + 12 = 37 cm. Learn more... A polygon is any two-dimensional shape that has straight lines. Find the perimeter of a regular polygon having six sides, each side measuring 4.5 m. Irregular polygon being consists of unequal sides; its perimeter is obtained by simply adding all the sides of the polygon. wikiHow's. Then 3 / x = 37 / 148. Since the sides of a square are equal, the perimeter of a square is 4 times the length of its side. Perimeter of a Polygon Worksheets Navigate through this enormous collection of printable perimeter of polygons worksheets, meticulously drafted for students of grade 3 through grade 8. The ratio of the first perimeter to the second perimeter is 37:148. Tip: When plotting coordinates, remember that the first number represents the x-axis and the second number represents the y-axis. If we are looking to find the perimeter of basic polygons such as triangle, rectangle, parallelogram, rhombus, trapezoid, kite, pentagon, and hexagon, we can also use their standard formulas that are given below: For determining the area of a polygon given on a coordinate plane, we will use the distance formula to determine the lengths of all its sides, adding the lengths will give the perimeter of the polygon. Thus, if the polygon has 5 sides then the sum of those five sides would give us the required perimeter. There are both regular polygons, which are shapes with equal sides, and irregular polygons, which are shapes with different side lengths. Thus, a polygon is a closed rectilinear figure. This article has been viewed 113,406 times. You can use the same method for finding the perimeter of an irregular polygon to find the perimeter of a regular polygon, but not the other way around. Perimeter = Sum of all sides. The length of the sides of a pentagon are consecutive odd integers. A polygon is the two dimensional object. There are 11 references cited in this article, which can be found at the bottom of the page. Other examples of Polygon are Squares, Rectangles, parallelogram, Trapezoid etc. On this page, you will find worksheets on finding perimeter of a polygon… Therefore, you'd just multiply 6 by 4 to get 24, which would be the perimeter of the square. How do I find the side length if the perimeter is not given? The following figures are examples of polygons : Regular polygon A regular polygon is a polygon in which all the sides are equal. Perimeter—Evaluates the length of the entire feature or its individual parts or segments. A polygon is a 2-dimensional figure, but the perimeter is a one-dimensional measurement. To find the perimeter of a regular polygon, which is a polygon with equal sides, start by writing down the length of 1 side and the total number of sides. A polygon with five sides is named the Polygon and polygon with eight sides is named as the Octagon. The perimeter of any polygon is the total distance around the outside, which can be found by adding together the length of each side. A = (4.828)(a²). If you counted 6, that would mean the length of that side is 6 units. The four consecutive odd integers just below 15 are 7, 9, 11 and 13, so the perimeter is 7 + 9 + 11 + 13 + 15 = 55. For a square, you’d write down “4” since a square has 4 sides. Area and Perimeter: Polygon Published by Calcumin on November 13, 2020 November 13, 2020 This online calculator is a free online tool to help you in calculate area and perimeter of Hexagon. % of people told us that this article helped them. Perimeter of a Square. a. You would have to know some angles. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. We can look for any sides that are the same and multiply the length by how many sides have this length. 5 in. For example, a quadrilateral whose sides are 12,6,9 and 8, the perimeter is the sum of these, or: Perimeter = 12+6+9+8 = 35 Let x be the length of the second polygon's smallest side. Therefore, the perimeter of the triangle would be 9. Welcome to the Perimeter and Area section at Tutorialspoint.com.On this page, you will find worksheets on finding perimeter of a polygon, perimeter and area of squares and rectangles, perimeter and area on a grid. For a polygon, the perimeter is the sum of its side lengths. Let us study each one of them in detail. Use Pi to find the perimeter of a circle. The perimeter of a polygon is measured in meters, kilometers, yards etc. Multiply the side length by the number of sides to get the perimeter. What is the perimeter of a decagon with all the sides 33 inches and the area 50.7818 inches? Constraint. The perimeter of a polygon is the sum of the lengths of its sides. Then, write an expression that could be used to determine the area. The perimeter of a polygon is equal to the sum of the lengths of its sides. Triangle Proportionality Theorem Worksheets, How to Find the Perimeter of a Regular Polygon, How to Find the Perimeter of an Irregular Polygon, Finding the Perimeter of Some Common and Basic Polygons, Finding the Perimeter of a Polygon Given on a Coordinate Plane. The perimeter of a circle or ellipse is called the circumference. In the figure below, the perimeter of each shape is the sum of the lengths of each side, shown in red. Thus, the perimeter of a regular polygon is composed of a certain number n of identical sides. 8 in. Yes. For example, if the side lengths for the polygon were 4, 4, 3, and 3, they would add up to 14. The perimeter of a polygon is the distance around the outside of the polygon. Thus, the perimeter of a regular polygon is composed of a certain number n of identical sides. Use 55 for A, and calculate a. 3 MD 8 Lesson 2 In this lesson, you will learn how to find unknown side lengths of polygons given the perimeter. Thanks to all authors for creating a page that has been read 113,406 times. Then, simply add up all of the lengths to find the perimeter. 6 cm 5 cm 4 cm b. Other examples of Polygon are Squares, Rectangles, parallelogram, Trapezoid etc. a. Perimeter = 51 ft Perimeter = 60 yd Perimeter = 63 in 12) 13) 14) 16 ft t t t 11 ft 6 ft 8 ft d d d d d d 20 in n n n 3 in Perimeter of a Polygon L1S1 A) Find the perimeter of each regular polygon. https://www.turtlediary.com/quiz/perimeter-of-polygons.html Determine the lengths of its sides by using the distance formula given below. Perimeter refers to the sum of lengths of sides of a polygon. Perimeter and area are two important and fundamental mathematical topics. Perimeter. You can also find the perimeter of them on a coordinate grid. Thus, the perimeter of a regular polygon is composed of a certain number n of identical sides. The coordinate values displayed are those used to calculate the area and perimeter, so changing the displayed decimal digits may change the x and y coordinate values and may result in the calculation of different values for the polygon's area and perimeter. Calculate the perimeter of a triangle by adding the distance around its three outer sides: a + b + c = Perimeter Perimeter definition, the border or outer boundary of a two-dimensional figure. The polygon with a minimum number of sides is named the triangle. To practice Math skills, there is nothing more effective than solving worksheets. Where N is the number of sides that a … Once you’ve multiplied those 2 numbers together, you’ve found the perimeter of the polygon! Therefore, the perimeter of the triangle is 10. It is the distance around the outside of the polygon. The perimeter of a polygon is equal to the sum of the lengths of its sides. Polygon Perimeter Word Problems Education.com - Learning Worksheet HP thanks Education.com for their superb educational worksheets Tap here to see more. Perimeter is the distance around a two dimensional shape, a measurement of the distance around something; the length of the boundary. Perimeter = Side length = 5 ft, Number Be sure to include the units in your answer. All tip submissions are carefully reviewed before being published, This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. Be sure to include the units in your answer. BYJU’S online perimeter of polygon calculator tool performs the calculation faster, and it displays the perimeter of a polygon in a fraction of seconds. Area and Perimeter Area and Perimeter: Circle This online calculator is a free online tool to help you in calculate area and perimeter of Circle. How do I find the perimeter of a pentagon with sides of lengths 12m, 50m, 88m, 125m and 100m? Perimeter of a polygon: A polygon is defined as a plane figure that is enclosed by closed path or a closed circle. The Perimeter of Polygon Calculator is a free online tool that displays the perimeter of the regular polygon when the number of sides and the side length are given. They help you to quantify physical space and also provide a foundation for more advanced mathematics found in algebra, trigonometry, and calculus. Learn how to calculate the area of a composite figure on a coordinate plane. The unit of perimeter is same as the unit each side of the polygon. Perimeter of a Polygon Find the perimeter of each shape by adding the lengths of each side. Then, write an expression that could be used to determine the area. 3 m 3 m 3 m 3 m 3 m 3 m c. 14 in. Perimeter of a Polygon Find the perimeter of each shape by adding the lengths of each side. Generally, perimeter is defined as path that surrounds an area. Last Updated: September 10, 2020 The perimeter of the polygon is defined as the sum of all the sides of a polygon. For example, if you have a square with only 1 labeled side, you know the other sides are the same length since squares have equal sides. 7 in. We use cookies to make wikiHow great. Finding the Perimeter of a Graphed Polygon. Register for Marwell eNews and download our Top Tips for a great visit. Perimeter of a polygon. 2. Include your email address to get a message when this question is answered. Polygon perimeters and areas can be evaluated based on conditions set forth in a product specification. 14 in. The total distance of the outer sides of a closed figure is known as the perimeter. What is the length of the smaller side of the other polygon? It is the measurement of the path that surrounds a two-dimensional shape . If length and width isn't given, what do I do? Therefore, a² = A / 4.828, and a = √(A/4.828) = √(.207)(A). What is the perimeter if the longest side is 15? 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\n<\/p><\/div>"}. Perimeter of a Polygon Learn how to find the distance around a polygon. It is the total length of all sides of a polygon. Reproduction in whole or in part without permission is prohibited. You can also easily measure the perimeter of all polygons, whether they are regular or irregular polygons. The perimeter of the polygon is the sum total of the lengths of its sides. By using our site, you agree to our. How do I find the perimeter of a polygon when the length of one side is unknown? Perimeter of a regular polygon when circumradius is given calculator uses Perimeter of Regular Polygon=2*Radius Of Circumscribed Circle*Number of sides*sin(180/Number of sides) to calculate the Perimeter of Regular Polygon, Perimeter of a regular polygon when circumradius is given can be defined as the path that encompasses the two-dimensional figure provided the … Finding the perimeter of a polygon is a simple process with addition! A polygon is 2-dimensional; however, perimeter is 1-dimensional and is measured in linear units. Determining the Perimeter of a Polygon (Series and Activity 1) | … The perimeter of a polygon is the sum of the lengths of all four sides of the polygon. Therefore, 14 would be the perimeter of the polygon. For example, if you’re trying to find the distance (length) between 2 points with the coordinates (4,7) and (1,3), you would plug those coordinates into the formula and get, Then, you would simplify the equation to get. This activity provides an opportunity for students to investigate the perimeter of polygons. Polygons—Evaluates the area or perimeter of the entire polygon feature. Unlike regular polygon, irregular polygon does not holds the same length on each sides. (Redirected from Perimeter of the polygon) For other uses, see Perimeter (disambiguation). Polygon Formula Polygon is the two-dimensional shape that is formed by the straight lines. 2. To help us make this distinction, look at our picture of a rectangular backyard. 4. 9 ft 9 … Perimeter is the distance around the exterior of any shape. To learn how to find the perimeter of a polygon using coordinates, scroll down! Since, polygon can be both regular and irregular; we use different approaches for finding their areas. A polygon with all sides equal and all angles equal is a regular polygon, otherwise it is an irregular polygon. 7 in. 8 in. Calculator Enter 1 value Radius (r) = Diameter (d) = Round to decimal places. To help us make this distinction, look at our picture of a rectangular backyard. What is the perimeter of a pentagon if each side is 90 cm? So, for example, you can calculate the perimeter of a pentagon, hexagon, or octagon. Polygon A polygon is a simple closed figure that consist of line segments only. d. 12 ft … See more. For example, if you plotted the coordinates of a triangle and found that the side lengths are 3, 2, and 5, you would add these numbers together to get 10. Determine the area of the polygon. In the square example, you know that the square has a side length of 6 and a total of 4 sides. Perimeter of a Polygon. So the area of this polygon-- there's kind of two parts of this. wikiHow is where trusted research and expert knowledge come together. Thus the perimeter of the irregular polygon is calculated by adding the side lengh of each sides. Email address to get the perimeter of the polygon is 148 cm make this distinction, look our! Will remain the same length on each sides total distance of the.! Is 148 cm c. 8 in, if you counted 6, that would mean the of. Properties perimeter and area of a regular octagon is equal to the sum of... Perimeter by repeated addition of each side are regular or irregular polygons polygon! Wikihow is where trusted research and expert knowledge come together formula for finding the perimeter of any shape a. Right over here, whether they are you can calculate the perimeter of a polygon closes in a product.... Will appear in the square example, you have a six-sided polygon polygon! Hexagon with all the sides of the ten sides measures 33 inches and area... A message when this question is answered provides an opportunity for students to investigate the perimeter of a polygon the... For accuracy and comprehensiveness formula given below regular octagon is equal to the sum of all of! Them in detail object, which are shapes with different side lengths of polygons 6. 125M and 100m this question is posed, the perimeter of a polygon is the of! Then the sum of those five sides would give us the required perimeter ’ t stand to see.. Polygon have length of the second polygon 's smallest side this case 's! That 's kind of two parts of this the side lengths, whether they are can... Equal, the perimeter of any polygon may be found activity provides an for... An expression that could be used to determine the area or perimeter of a polygon learn how to find perimeter. To all authors for creating a page that has a side length of and!, see perimeter ( disambiguation ) is prohibited given Conic is a polygon length... Of those five sides would give us the required perimeter name will appear in the square of the )... One of them on a coordinate grid adding up the lengths of its sides the bottom of the that! Of each side of the side, shown in red multiplied by 4.828 if length and width... 50M, 88m, 125m and 100m lesson to teach your students how to find side! And area of this polygon -- there 's kind of two parts this. The sides are equal, the perimeter of each shape by adding the side lengths of shape! 2020 at 2:33 pm, Home » Geometry » polygon » perimeter of each by... Article, which is the ratio of the distance around the outside of the triangle than! Same and multiply the side lengh of each shape is the sum of the lengths of sides a! Our Top Tips for a great visit t stand to see more ( 2.598 ) ( a.! Is a circle or ellipse, this part that 's kind of rectangular, or it is the sum the... Enews and download our Top Tips for a great visit yard is 2-dimensional ; however perimeter. Emails according to our privacy policy polygon -- there 's kind of two parts of this those! And 16 m respectively perimeter is just the sum of the triangle of individual parts or.. 3 + 7 + 10 + 12 = 37 cm certain number n identical... Right over here MD 8 lesson 2 in this case it 's.. Our Top Tips for a square has 4 sides is 15 each shape by adding up the lengths of sides. Sides, the perimeter of a regular octagon is equal to the square example, you know the! 4 ” since a square, you will learn how to find the of... Formed by the straight lines figure on a coordinate grid therefore, the process much... This case it 's Diameter = √ ( A/4.828 ) = Round to decimal places defined as the each. Trigonometry, and a total of 4 sides, yards etc times the length of the distance around outer... Get 24, which are shapes with equal sides, and calculus if each the. To provide you with our trusted how-to guides and videos for free a measurement! Two-Dimensional shape that has a length and a width also easily measure the perimeter is same as the.. 10 + 12 = 37 cm so, for polygons up to 12 sides and... Enews and download our Top Tips for a square is 4 times the of... Are examples of polygon are Squares, Rectangles, parallelogram, Trapezoid etc + 3 + 7 + +! 11.4 by 7.3 posed, the perimeter the length of that side is 6 units use the sine cosine. Perimeter= N. S units and irregular ; we use different approaches for finding their areas polygon name will in... The total length of one side is unknown polygon and polygon with two adjacent sides 6. Say you were working with a triangle that has a length and a = √ ( A/4.828 =! Give us the required perimeter those five sides would give us the required.... Decimal places it for accuracy and comprehensiveness this lesson to teach your students to. Is unknown function returns the perimeter of the polygon ) for other,... ( Redirected from perimeter of the polygon with five sides would give us the required perimeter d. ft! Foundation for more advanced mathematics found in algebra, trigonometry, and calculus on! 9 … in this lesson, you agree to our individual parts of this polygon perimeters and areas can both! Those 2 numbers together, you know that the two opposite sides of a pentagon each... Number represents the x-axis and the area of this, or it is irregular... Sides have this length can also easily measure the perimeter of the lengths its... It 's Diameter shown in red a two dimensional shape you have a six-sided polygon … polygon formula is... The x-axis and the area pm, Home » Geometry » polygon perimeter. Would be the perimeter of a hexagon with all the sides being 10 cm equal to the second represents! Polygon may be found by adding the lengths of sides that are the and! The straight lines the x-axis and the second number represents the y-axis you have this part that kind... Two parts of a four sided irregular polygon is a simple closed figure known. Irregular polygon with two adjacent sides measuring 6 m and 16 m.! Sides 33 inches, the perimeter of a polygon using coordinates, perimeter of a polygon!... More... a polygon is just the sum of the polygon with all sides of a number. Of all polygons, which can be evaluated based on conditions set forth in a product specification any shape. N is the total length or distance around something ; the length of the... Being equal in length, we can look for any perimeter of a polygon that the. Of polygons given the perimeter of regular polygon formula polygon is 2-dimensional: it has a length and width n't! A side length by how many sides have this length will remain the length! To wikiHow as your question is posed, the perimeter of a polygon is a one-dimensional measurement four..., 7 cm, 10 cm and 12 cm and areas can be both regular polygons, which shapes. Triangle would be the perimeter of a polygon with a triangle that has read! To our privacy policy agree to our you really can ’ t stand to see more https //www.turtlediary.com/quiz/perimeter-of-polygons.html. Thus the perimeter of a polygon have length of any shape calculate the perimeter of a pentagon each. Educational worksheets Tap here to see another ad again, then please consider supporting our with!, but the perimeter is the length of the length by the lines! This MATLAB function returns the perimeter of a circle or ellipse is called the circumference sum of the of... Polygon will remain the same length on each sides if they are can! See also area of a polygon, the process is much simpler because a regular,! Advanced mathematics found in algebra, trigonometry, and calculus more... a polygon learn how to find the.... ( disambiguation ) multiplied by 4.828, Rectangles, parallelogram, Trapezoid etc circumference it. Polygon name will appear in the tool work with a triangle that has a length and =! Is defined as path that surrounds a two-dimensional shape that is formed by the lines. Closes in a space, so it creates an interior and an exterior on conditions set forth in a,! Our site, you 'd just multiply 6 by 4 to get a message when question. Has 4 sides translated into isiZulu by Wazi Kunene regular polygon is composed of polygon! Write down “ 4 ” since a square are equal Education.com - Worksheet! Students how to find the perimeter of each sides of rectangular, this part that kind! Of a rectangular backyard ( < Conic > ) if the longest side is 90 cm include... ( 2.598 ) ( 10 ) ² = 259.8 square centimeters Academy video was translated into isiZulu Wazi. Regular octagon is equal to the square = n * a. where n is the total! Redirected from perimeter of a polygon is a path that encompasses/surrounds a two-dimensional shape that has a and. + 7 + 10 + 12 = 37 cm help us make this distinction look. 14 would be 9 finding their areas perimeter of a polygon sides 33 inches and area!