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Triangle Angle-Sum Theorem
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Triangle Angle-Sum Theorem

Triangle Angle-Sum Theorem-example-1
User The Beast
by
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1 Answer

6 votes

Answer:

answer is C , 123

Explanation:

angle 1 = sum of the interior opposite Angles

1 = 60 + 63

1 = 123

User Sarvesh Mishra
by
4.8k points
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