Question

If the exterior angle of a triangle is 120° and its interior opposite angles areEqual , then measure of each interior opposite angle is




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Answer 1

We know that,

Exterior angle of a triangle is equal to the sum of the interior opposite angles.

Let the equal interior opp. angles be x.

So,

120° = x + x

120° = 2x

x =  60°

I hope it helped you !!!!!