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1. |
The area of sector of a circle whose radius is 12 metro and whose angle at the center is 42° is? |
A. | 26.4 m squre |
B. | 39.6 m squre |
C. | 52.8 m squre |
D. | 79.2 m squre |
Answer» D. 79.2 m squre | |