What is the formula for calculating the area of a circle?
A. A = πr2
B. A = 2πr
C. A = r2
D. A = 4πr
Answer:A
What is the formula for calculating the area of a circle?
A. A = πr2 B. A = 2πr C. A = r2 D. A = 4πr
Explanation: The formula for calculating the area of a circle is A = πr2, where A is the area and r is the radius of the circle.