Math question: In a right triangle, if one angle is 30 degrees and the hypotenuse measures 10 units, what is the length of the side opposite to the 30-degree angle?
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Math question: What is the amplitude of the cosine function f(x) = cos(x)?
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Math Question: Is it possible for two triangles to be congruent if two angles of one triangle are equal to two angles of another triangle?