   Chapter 8.4, Problem 16E ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698

#### Solutions

Chapter
Section ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698
Textbook Problem
1 views

# Use your calculator to find the approximate lengths of the radius and the diameter of the circle with area 56.35 in2.

To determine

To Find:

The length of radius and diameter of a circle.

Explanation

Given:

The area of the circle is 56.35 in2.

Formula:

The area of the circle is A=πr2.

Calculation:

The area of the circle is,

56.35=3.14r2.

Solving,

r2=17.95.

Taking square root on both sides, r=4

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