What is the measure of each interior angle in a regular hexagon?
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Find the value of sinh(2) - cosh(3) + tanh(-1), where sinh(x) is the hyperbolic sine, cosh(x) is the hyperbolic cosine, and tanh(x) is the hyperbolic tangent.
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Math question: In triangle ABC, if angle bisector AD divides angle BAC into two congruent angles and AB = 8 cm, find the length of AC.