Question

If the area of a circle is approximately 113 square yards, about how long is the radius?

Answer 1

A = πr²    [A=area, r=radius,  π≈3.14]

113 = 3.14 * r²  ⇒
r² = 113/3.14 ≈ 36 ⇒
r ≈ √36 ≈ 6 yards