Question

Find the area of the circle.
Use 3.14 for pi
d = 10 cm
A = [?] cm2
A=Pi r2

Answer 1

Explanation:

the only thing youre missing is

radius = diameter / 2

Answer 2

78.54 cm squared

Explanation:

A=πr^2

Since they only give the diameter, divide the diameter by 2

π*25 = 78.54

Have a good day :)