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1. |
A car has two wipers which do not overlap. Each wiper has blade of length 18 cm sweeping through an angel of 126° Find the total area cleaned at each seep of the blades. Take π = 22 / 7 |
A. | 196.5 cm2 |
B. | 712.8 cm2 |
C. | 356.8 cm2 |
D. | 188.2 cm2 |
Answer» C. 356.8 cm2 | |