- A circular play ground has a circumference of 45.2 m. Find its radius.
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Step-by-step explanation:
circumference = 45.2m
radius =?
circumference of circle = 2πr
= 2×22/7×R = 45.2m
then,
R = 45.2×7/2×22
R = 316.4/44
R = 7.190m
________Answer.
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