Help with geometry circles please :)

label Algebra
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schedule 1 Day
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A circle has a radius of 10 meters and a central angle AOB that measures 140 degrees. What is the area of sector AOB? Use 3.14 for pi and round your answer to the nearest tenth.

A. 6.1 m^2

B. 12.2 m^2

C. 30.5 m^2

D. 122.1 m^2

Thank you so much!!!

Apr 24th, 2015

Ans is D. 122.1 m^2

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Apr 24th, 2015

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