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I need help on this i have an important test due rn ​

I need help on this i have an important test due rn ​-example-1
User Enitihas
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1 Answer

11 votes
That is called supplementary angles, so they add up to 180 degrees
So it would be 57 + x + 23 = 180
Add 57 and 23, which is 80, subtract that from 180, and you would get
x = 100
User Paul Lammertsma
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