Question

whats the radius of a circle with an area of 123 square feet?

Answer 1

the answer is 6.26 feet

Answer 2

The are of the circle is 123 square feet.

As we know that the area of the circle is given by

$A=\pi r^2\\\\Substitute \ the \ value \ of \ the \ area \ we \ get:\\\\123=\pi r^2\\\\r^2=\frac{123}{\pi} \\\\\r=\sqrt{\frac{123}{\pi} } =6.26ft$