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33 votes
33 votes
Describe the mistake in the problem below AND find the correct answer.

Describe the mistake in the problem below AND find the correct answer.-example-1
User Something Different
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1 Answer

23 votes
23 votes

The formula is for the radius. In this case the radiuis is not 15 is 7.5

Therefore that is the mistake. the correct answer is


2\cdot\pi\cdot7.5=15\pi\approx47.1

User Herb
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