Mathematics, 05.05.2020 13:57 des7900

Which set of angle measures could be the interior angles of a triangle?
90º, 90º, 90º
80º, 80º, 200º
40º, 50º, 60º
15º, 30º, 135º

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Which set of angle measures could be the interior angles of a triangle?
90º, 90º, 90º
80...