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Mathematics 17 Online
OpenStudy (anonymous):

The legs of a right triangle are lengths x and x√3. The cosine of the smallest angle of the triangle is ____ ??? 1/2 √3 (√3)/2 2√3

OpenStudy (anonymous):

solving for the hypotenuse you get 2x |dw:1333395627849:dw| solving the triangle reveals this is a 30-60-90 triangle. cosine of 30 degrees is (sqrt3)/2

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