the length of the minute hand on a clock is 7 cm. find the area swept by it in one hour.
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Answer:
Step-by-step explanation:
Length of minute hand = Radius = 7cm
Central angle = 1 minute = 6°
Therefore,1 hour = 360°
Area = πr²@/360
=>22/7×7×7×60/360
=>144/6
=>24cm²
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