Math, asked by AllenSingh, 5 months ago

find the area of circular whose outer and inner radii are 20 m​

Answers

Answered by RishabhMishra36
0

Answer:

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Step-by-step explanation:

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Answered by rameshbg82
0

Answer:

area of circle= pi×r²

Step-by-step explanation:

22÷7×20×20

22÷7×400

=1256.63

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