Question

A pitcher's mound covers a circular area of 9 pie square feet What is the diameter of the mound in feet?

Answer 1

3.39

Explanation:

Using the formulas

A=πr^2

d=2r

Solving for d

`d = 2 \sqrt[2]{ (a)/(\pi) } = 2( \sqrt{ (9)/(\pi) } )`

π≈3.38514