5
QuizMultiple Choice
Slopes of Parallel and Perpendicular Lines
Question 5 of 14 • ALC EAP Geometry A
Lines e and f are intersected by lines a and b. At the intersection of lines a and e, the uppercase right angle is 110 degrees. At the intersection of lines b and e, the uppercase right angle is 110 degrees. At the intersection of lines b and f, the bottom right angle is 80 degrees.
Answer
A
Lines a and b are parallel because their corresponding angles are congruent.B
Lines a and b are parallel because their same side exterior angles are congruent.C
Lines e and f are parallel because their corresponding angles are congruent.D
Lines e and f are parallel because their same side exterior angles are supplementary.