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3 July, 15:31

The minute hand of a clock is 4.7 cm long. Calculate the are of the sector swept by the minute hand after 25 min

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  1. 3 July, 15:34
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    Step-by-step explanation:

    The measure of the entire area swept out by the minute hand is

    A = πr², which in this particular case is:

    A = π (4.7 cm) ² = 22.09π cm²

    The sector in question has the area (25/60) (22.09π cm²), or 9.204π cm², or 28.92 cm² approximately.
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