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| 1. |
The length of the minute hand of a clock is 10.5 cm. What is the area (in cm2) swept by the minute hand in 10 minutes?\(\left( {\text{Use}\,\pi = \frac{{22}}{7}} \right)\) |
| A. | 60 |
| B. | 52.25 |
| C. | 50 |
| D. | 57.75 |
| Answer» E. | |