Chapter 8.CT, Problem 9CT

### Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Chapter
Section

### Elementary Geometry For College St...

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

# A regular pentagon has an apothem of length 4.0 in. and each side is of length 5.8 in. For the regular pentagon, find its:a) Perimeterb) Area

To determine

a.

To find:

The perimeter of the regular pentagon.

Explanation

Given:

A regular pentagon has an apothem of length 4.0 in. and each side is of length 5.8 in. For the regular pentagon.

Definition:

For a regular polygon of n sides, each side of length s, its perimeter is P=ns.

Calculation:

Given that the length of the side of the regular pentagon is 5

To determine

b.

To find:

The area of the regular pentagon.

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