One angle of a triangle measures 126°. The other two angles are congruent. Enter and solve an equation to find the measure x of the congruent angles.

asked Dec 12, 2019 137k views

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126 + x + x = 180
126 + 2x = 180
2x = 54
x = 27

So both the congruent angles measure 27.

Hope this helps :)

Vishwajeet answered Dec 18, 2019

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