AMC 10 Step by Step
2015 AMC 10AProblem 11P11-15~2 minPrint

The ratio of the length to the width of a rectangle is 44  : 33 . If the rectangle has diagonal of length dd , then the area may be expressed as kd2kd^2 for some constant kk . What is kk ?

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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.