Question

What is the radius of a circle with an area of 9671.99 cm²? Use 3.14 for pi.

Answer 1

55.5000143456...

Explanation:

Use the formula for the area of a circle and solve for r:

`A=\pi r^2\\9671.99=3.14r^2\\3080.25159236...=r^2\\55.5000143456...=r`