Chapter 11.3, Problem 4CYU

To determine

To calculate: The radius of the given circle with area 88 sq inches.

Answer to Problem 4CYU

The radius of the given circle is=5.3 inch

Explanation of Solution

Given information:

Circle of area 88 sq inches.

Calculation:

To calculate the radius of the circle, use the result

1. Area of the circle with radius r is given by

  $A=\pi r^2$

A=22/7×r²

88=22/7×r²

r²=88×7/22

r²=28

r=2v7 = 5.2915=5.3 inch (nearest to tenth)