11.In a linear pair, if one angle measures x, what is the measure of the other?
A.90°-X
B. 180º-X
C. X-90°
D. X-180°
12.Which of the following statements is always true? A.Parallel lines are
intersecting lines.
B.Parallel lines are coplanar lines that intersect at a point.
C. Parallel lines are lines in the same plane that do not intersect.
D. Parallel lines are two lines that do not intersect and are not in the same plane.
13. How do we read this symbol //?
A.is perpendicular to
B. is congruent to
C. is parallel to
D.intersects at
14. The measure of one angle in a linear pair is five times the other, what are the measures
of the two angles?
A.60°, 120°
B. 45°, 135°
C. 30°, 1500°
D. 15°, 165°
15. The measure of one angle in adjacent angles is 32°. What is the measure of the other if
these angles are complementary?
A. 58°
B. 68°
C. 90°
D. 180°