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Find the measure of the angle x+77

Find the measure of the angle x+77 class=

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Cordelia00

Pretty sure the answer is 40. If memory serves correctly you set them equal to each other

x + 77 + x + 117 = 180 
2x + 194 = 180
2x = 180 - 194
2x = -14
x = -7

angle x +77 = -7 + 77 = 70
answer: measure of the angle x+77 = 70

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