   Chapter 8.CT, Problem 3CT 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

Determine whether the statement is true or false.a) The area of a circle with radius length r is given by A = π r 2 .b) With lengths of the corresponding sides of similar polygons having the ratio s 1 s 2 = 1 2 , the ratio of their areas is A 1 A 2 = 1 2 .

To determine

a.

Whether the given statement is true or false.

Explanation

Theorem:

The area A of a circle whose radius has the length r is given by A=πr2.

Given:

The area of a circle with radius length r is given by A=πr2

To determine

b.

Whether the given statement is true or false.

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