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Sati [7]
3 years ago
8

Can someone help me do this

Mathematics
2 answers:
Llana [10]3 years ago
5 0

180-60=120
60 is from the complementary angle
mylen [45]3 years ago
3 0
It’s 120 because exterior angle is equal to a + b in this case that’s 50 and 70 so 50 + 70 =120
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