### Possible Answer

In a right triangle, the cosine of an angle is the length of the adjacent side divided by the length of the hypotenuse. Try this Drag any vertex of the triangle and ... - read more

What Are Sine, Cosine, and ... (or is it Theta?), I don't mean to go off on a tangent here ... we learned that the part of math called trigonometry is the part of ... - read more

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