The area of sector of a circle whose radius is 15 metro and whose angle at the center is 42Â° is?	Choose the correct choice: A) 52.6 B) 52.9 C) 52.8 D) 52.1 E) 82.5

Rationale: "42 / 360 * 22 / 7 * 15 * 15 = 82.5 m 2 answer : e"
Answer: E