Question

find the area and circumference of the circle.
use 3.14 for pi
r=7cm

Answer 1

Okay so to find the area, we need to remember the formula
a = pi x r^2
3.14 x 7^2 = ?

To Find Circumference, we need that formula as well.
c = 2 x pi x r
2 x 3.14 x 7 = ?

Answer 2

Let me know if I need to explain it any further!