For items No. 13-14, consider the figure below: 1 2 3

13. Which of the following are vertical angles?
A. angle1 and angle2
B. angle1 and 24
C. angle2 and angle4
D. angle3 and 23

14. Which of the following forms a linear pair?
A. angle1 and angle2
B. angle1 and 23
C. angle3 and 24
D. None of these.

15. Which of the following describes the parallel lines?
A. intersect form a right angle
B. meet at a common point lines that do not meet
C. lines that do not meet
D. lines that meet to form complementary angles
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