Please Do One Om Right Side 3.A regular polygon has 21 sides.4. Find the area and circumference of the circle.Leave your answers in terms of T.a. What is the sum of the interior angles of the21-gon?8 ydb. What is the measure of an interior angle ofthe 21-gon?c. What is the measure of an exterior angle ofthe 21-gon?Area =Circumference =6. If the exterior angle of a regular polygon is 30°,how many sides does the polygon have?5. Calculate the area14 cm

Given that: Diameter of circle, d=8 yd.

Answered: 4. Find the area and circumference of…

Math

Geometry

4. Find the area and circumference of the circle. Leave your answers in terms of n. 8 yd Area = Circumference =

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter2: Parallel Lines

Section2.CR: Review Exercises

Problem 25CR: Complete the following table for regular polygons. Number of sides 8 12 20 Measure of each exterior ...

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Question

Please Do One Om Right Side

3.
A regular polygon has 21 sides.
4. Find the area and circumference of the circle.
Leave your answers in terms of T.
a. What is the sum of the interior angles of the
21-gon?
8 yd
b. What is the measure of an interior angle of
the 21-gon?
c. What is the measure of an exterior angle of
the 21-gon?
Area =
Circumference =
6. If the exterior angle of a regular polygon is 30°,
how many sides does the polygon have?
5. Calculate the area
14 cm

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