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Practice problem

Find Sin, Cos, Tan from Lengths of Triangle Sides

By Victoria Rodriguez
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A right triangle with an angle of 60 degrees, an opposite side of 15, and a hypotenuse of x. This triangle is half of a parallelogram.

Find the perimeter of the given parallelogram using trigonometric ratios. (Round to the nearest ten units.)

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Type a concept, like “slope” or “photosynthesis”.

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