the area of sector of a circle whose radius is 12 metro and whose angle at the center is 30 еў is ?  Choose the correct answer: A) 35 m 2 B) 36 m 2 C) 37 m 2 D) 38 m 2 E) 40 m 2

Rationale: "30 / 360 * 22 / 7 * 12 * 12 = 37 m 2 answer : c"
Answer: C