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What is the best estimate of the area of the shaded region?
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What is the best estimate of the area of the shaded region?

What is the best estimate of the area of the shaded region?-example-1
User Haus
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1 Answer

5 votes
area of outer circle=
11^(2) * \pi=121
\pi
area of inner circle=
4^(2) * \pi =16 \pi
area of shaded part=
121 \pi -16 \pi =105 \pi
User Phil Armstrong
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