Math Tutor help for calculating the area of a shaded sector

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Nov 1st, 2015

Hello!

The area of entire circle is pi*5^2, the area of shaded sector is 195/360 of it.

pi*25*195/360= approx. 42.5(square units).

The answer is B.

Please ask if something is unclear.
Nov 1st, 2015

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Nov 1st, 2015
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