AMC 10 Step by Step
2007 AMC 10AProblem 14P11-15~2 minPrint

A triangle with side lengths in the ratio 3 :4 :53 : 4 : 5 is inscribed in a circle with radius 3. What is the area of the triangle?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site. Also appeared as 2007 12A #10.