a boy completes a semi circle of radius 7m in 5 sec. how much distance travelled by the boy?
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The distance traveled by the boy is 58 m in 5 sec.
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Answer:
To be found = Distance
Taking Pi = 22/7
Circumference of Semicirlce = PiR + 2R
= 22/7 * 7 + 14
= 22 + 14
= 36m
Speed = D/T
= 36/5 = 7.2m/s
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