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92 The two interior opposite angle of anexterior angle of a triangle LM are 60°and800. find the measure of the exterior.angle. |
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Answer» Answer: 140°. Step-by-step explanation: GIVEN that two INTERIOR opposite angles of the EXTERIOR angle of a triangle is 60 DEGREE and 80 degree. Measure of exterior angle is equal to sum of two interior opposite angle. Hence, measure of exterior angle will be 60°+80° = 140°. |
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