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17-01-2022
Mathematics

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50 pts!!! Find the area of the shaded regions. Give your answer as a completely simplified exact value in terms of pi (no approximations)

50 pts Find the area of the shaded regions Give your answer as a completely simplified exact value in terms of pi no approximations class=

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mhanifa mhanifa

17-01-2022

Answer:

40π

Step-by-step explanation:

Area of circle:

A = πr²

Area of α degree sector:

S = πr²*α/360

The shaded area is:

S = π*10²×(72*2)/360 = 100π×144/360 = 40π

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