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Tuesday, March 29, 2011
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Two quarter circles tangent each other within the square ABCD. Assume the radius of the circles is 9 inches long; how many square inches is in the shaded area?
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Two quarter circles tangent each other within the square ABCD. Assume the radius of the circles is 9 inches long; how many square inches is in the shaded area?
No comments:
Post a Comment