Respuesta :
Area of a circle = pi x r^2
R is the radius which is half the diameter.
You are given the diameter so divide that by 2 to get the radius:
36/2 = 18
Now using the formula above:
Area = pi x 18^2
Area = 1017.4
The answer is A. 1017.4
Area of a circle = pi x r^2
R is the radius which is half the diameter.
You are given the diameter so divide that by 2 to get the radius:
36/2 = 18
Now using the formula above:
Area = pi x 18^2
Area = 1017.4
The answer is A. 1017.4