# The area of a circle is 2826 square inches. What is the length of its radius?

Mar 19, 2018

#### Explanation:

A is area (D is diameter)

$A = \pi \times {D}^{2} / 4 = 2826$

${D}^{2} = \frac{11304}{\pi} ^$

${D}^{2} = 3598$ square inches

$D = 59.985$ inches