Question: What is the domain of the trigonometric function f(x) = sin(2x) + cos(x) + tan(x) - 1 in radians?
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What is the measure of the third interior angle of an isosceles triangle if the other two angles are each 40°?
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What is the product of the number of scalene triangles and the number of isosceles triangles formed by unique combinations of side lengths from 1cm to 10cm?