Question 49: Calculate the measure of the angles of a triangle, knowing the angles are proportional to 1; 2; 3. A. ({30^0},{60^0},{90^0}) B. ({40^0},{50^0},{90^0}) C. ({30^0},{70^0},{80^0}) D. ({20^0},{80^0},{70^0}) Let the measure of the three angles of a triangle be x, y, z (units) (Condition: x, y, z > 0) According to the problem we have: …

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