Question

I have trouble solving questions like " find the area of a circle using terms of pie"

i dont understand the formula or how to solve the question. please help

Answer 1

Explanation:

The circumference is the perimeter of a circle.

The formula for circumference:2(pi)r or (pi)d

r=radius of a circle

d=diameter of a circle

The formula of the area of a circle:(pi)r^2

Answer 2

the pie formula is C=πd=2πr
pie means circumference/diameter
pie equals a circle's circumference divided by its diameter