If you know the diameter of a circle, which statement describes how to find the area?
a) multiply the diameter by π.
b) square the diameter and multiply by π.
c) divide the diameter in half and multiply by π.
d) divide the diameter in half, square, and multiply by π.

c

Step-by-step explanation:

PI times radius squared

d

Step-by-step explanation: The formula for area of a cicle is a=pi(r^2). I like to remember circumference and area by the sentence cherry pies are delicious, apple pies are too. (c[herry]=pi*d, a[pple]=pi(r^2)

i think the answer is b