Points A and B lie on circle C as shown. The measure of angle ACB is 120°. If the area of circle C is 81π square units, what is the length of minor arc AB?
A. 6π
B. 9π
C. 18π
D. 27π
Answer:A
Points A and B lie on circle C as shown. The measure of angle ACB is 120°. If the area of circle C is 81π square units, what is the length of minor arc AB?
A. 6π B. 9π C. 18π D. 27π
Explanation: A