two angles of a triangle are 50degree and 76 degree degree .find the ratio of measure of the third angle to the sum of first two angles
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sum of three angles is 180 so 50+76.=126
180_126=54 so the third angle is 54 so 54:126=3:7
180_126=54 so the third angle is 54 so 54:126=3:7
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