Mathematics, 11.09.2019 20:30 7841784

Is an obtuse triangle. given that = 20, the measure of = 30°, and the measure of = 45°, which of the expressions listed would be used to find how long is? (note: for , where a, b, and c are the lengths of the sides opposite , , and , respectively, .)

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Is an obtuse triangle. given that = 20, the measure of = 30°, and the measure of = 45°, which of the...