   Chapter 7.CT, Problem 12CT Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

For a regular pentagon, find the measure of eacha) central angle.b) interior angle.

To determine

(a)

To find:

The measure of central angle.

Explanation

To measure of a central angle of a regular pentagon.

Formula Used:

The formula for finding the measure of the central angle of a regular n-sided polygon is

C=360n

Calculation:

To make a circle in the middle. A circle is 3600 around

To determine

(b)

To find:

The measure of interior angle.

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