Mathematics, 10.02.2021 16:40 mulan5446
If AB←→ and DC←→ are perpendicular, then ∠AEC and ∠BEC are what?
The answer choices: right angle or vertical angles
supplementary or complementary
Answers: 1
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If AB←→ and DC←→ are perpendicular, then ∠AEC and ∠BEC are what?
The answer choices: right angle or...
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