Question

Find the diameter of a circle that has an area of 36pi square inches

Answer 1

if area equals pi r squared
and you know that the area equals 36 pi

Answer 2

then set
36pi = pi r squared
divide pi to the left side

Answer 3

you are now left with 36=r squared

Answer 4

square root both sides
and you now have r=6

Answer 5

r is radius and what is diameter

Answer 6

hint: diameter is 2 times r