Question

What is the area of a circle with a diameter of 10 ft?
Choose one answer.
a. 25π ft^2
b. 20π ft^2
c. 10π ft^2
d. 100π ft^2

Answer 1

radius will be diameter divided by 2 so r=5 ft
A=πr^2
A=5^2π
A=25π ft^2
so A is the answer