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2 The length of hour hand of a clock is 7 cm. Find thearea swept by the hour hand in one hour. |
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Answer» 12.83cm^2Step-by-step explanation:Total AREA of clock = PI × R^2here r = 7 CMAREA = 22/7 × 7× 7 = 154 cm^2Area swept by the hour hand in 1 hr = 154/12 = 12.83cm^2 |
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