Which of the following statements is true?
A) Perpendicular lines must cross, but intersecting lines do not have
to cross.
B) Perpendicular lines never cross, but intersecting lines always cross.
C) Perpendicular lines must cross to form ninety degree angles, but
intersecting lines cross to form angles of varying measures. (Correct Answer)
D) Perpendicular lines must cross to form obtuse angles, whereas
intersecting lines must cross to form acute angles.
Explanation:
The third statement is true. By definition, perpendicular lines must cross to form ninety-degree angles,
whereas intersecting lines simply need to cross at a point regardless of the angles formed.
Related Common Core State Standard: 6.G.1
