The Math Beast Challenge Problem of the Week – March 18, 2013

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Math BeastEach week, we post a new Challenge Problem for you to attempt. If you submit the correct answer, you will be entered into that week’s drawing for two free Manhattan Prep GRE Strategy Guides.

gre challenge problem

If the radius of the circle above is 3 and point O is the center of the circle, what is the area of triangle ABC?

See the answer choices and submit your pick over on our Challenge Problem page.