What is the measure of the exterior angle?

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asked Feb 27, 2019 47.0k views

1 Answer

Adriancarriger · Answer 1 · 2019-03-05T05:37:38+0000

90+3x+2+x=180
Subtract 90 from both sides
3x+2+x=90

4x+2=90
Subtract 2 from both sides
4x=88
Divide by 4
X=22

Angle 1+ angle x=180

Angle1 + 22=180
Subtract 22 from both sides
Angle 1 =158

What is the measure of the exterior angle?

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