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1 vote
If m∠D + m∠E = 180°, then ∠D and ∠E are classified as what kind of angles?

A. Obtuse
B. Vertical
C. Complementary
D. Supplementary

1 Answer

4 votes
The other person is literally wrong. The answer is D. Supplementary because two angles that add up to 180 are supplementary angles.
User Babagana
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