16-05-2022
Mathematics

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If the length of minute hand of a clock is 42m . How much distance minute hand will cover in 15 minutes ?

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16-05-2022

Answer: We minutes hand moves for 20minutes ,it makes 120° central angle

Length=x/360×2πr

=120/360×2×22/7×42

On simplyfing

Length=88cm

Step-by-step explanation:

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