02-12-2020
Mathematics

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what is the measure of the angle

what is the measure of the angle class=

Respuesta :

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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