dg0904
dg0904
02-12-2020
Mathematics
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what is the measure of the angle
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jwmonkey04
jwmonkey04
02-12-2020
Angle A is in the triangle, so it adds up to 180. You need to add up 120+18, which gives you 138. You’ve got angle B right there.Subtract that from 180 and you got 42, which is A.
So overall, A=42, B=138
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