What is answer to 7/24.15

P/s: i don't understand the question so i solve the question in 3 ways, you can choose 1 to answer.

Ok done. Thank to me :>

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96