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Anna71 [15]
3 years ago
7

Please helppp! Important

Mathematics
1 answer:
bonufazy [111]3 years ago
3 0

Step-by-step explanation:

x + 116 = 180 - ( x + 86 )

2x = 180 -86 -116

2x = -22

x = -11

upper angel = 105 ans

lower angle = 75 ans

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