What is the standard deviation of the following dataset: 12, 18, 15, 20, 10, 16?
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What is the length of the hypotenuse in a right triangle with an adjacent side of 8 and an angle of 45 degrees?
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Which rule for congruence of triangles states that if two sides of one triangle are equal to two sides of another triangle, and the included angle is also equal, then the triangles are congruent?