The radii of two concentric circles are 9cm and 6cm respectively. Find the area of the space between the two circles.

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asked Jun 4, 2022 38.1k views

2 Answers

Duran Hsieh · Answer 1 · 2022-06-05T09:22:56+0000

Area of a circle = pir^2

Big one= pi(9)^2=254.34
Small one= pi(6)^2=113.04

Now minus small one from big one

254.34-113.04=141.3 cm^2

So your answer is 141.3 cm^2

The radii of two concentric circles are 9cm and 6cm respectively. Find the area of the space between the two circles.

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