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Find the area of the shaded region in the figure below, if the radius of the outer circle is 12 and the radius of the inner circle is 2. Keep your answer in terms of π.
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31 votes
31 votes
Find the area of the shaded region in the figure below, if the radius of the outer circle is 12 and the radius of the inner circle is 2. Keep your answer in terms of π.

User James Taylor
by
2.8k points

2 Answers

10 votes
10 votes
Explanation:

To find the shaded region of the circle, you must subtract the inner, unshaded part. to do that, both of the circles' areas have to be found.
User Chirag Arora
by
2.6k points
14 votes
14 votes
144π-4π=140π

This answer is found by subtracting the small region from the big region
User Primer
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3.2k points
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