alleryLines that meet at exactly 90 degrees are described as what?
APerpendicular
BDiagonal
CHorizontal
DParallel
Answer & Solution
Correct answer: A. Perpendicular
1. A right angle measures 90 degrees.
2. Lines that meet at 90 degrees are perpendicular.
3. Parallel lines never meet at all.
_Source: Wikipedia, Perpendicular (CC BY-SA 4.0), Perpendicular_
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