How Do You Find a Missing Side of a Right Triangle Using Sine?

What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find sin(A) in the given right triangle. Use the ratio of the opposite side divided by the hypotenuse to find sin(A). The instructor draws a diagram and labels all the sides and angles. She then explains how to apply the formula to find sin(A).

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6th - 11th
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