find the area of a circle of diameter 8.4 m
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Answer:
Radius of circle = d/2 = 8.4/2=4.1m.
∴ Area of circle = πr² = 22/7×4.1×4.1 = 52.83sq.m.
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Step-by-step explanation:
area of circle =πr2
diameter =8.4
radius = 4.2
22/7×4.2×4.2
=55.44m2 (square)
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