1.if two angles form a linear pair then they are
a. supplementary
b. complementary
c. vertical
d. parallel
2. if an angle measures 113 degree then what is the measure of its supplement.
a. 180 degrees b. 90 degrees
c. 77° d.67°
3. what angles are formed if two lines are perpendicular to each other.
a. acute b.right
c. obtuse d.straight
4. which of the following pair of angles has a sum of 180°.
a. supplementary b.complementary
c.vertical d.adjacent
5. the measure of an angle is30 more than twice the measure of its supplement find the measure of each angle.
a. 140 degrees and 40°
b. 130 degrees and 50 degrees
c.120 degrees and 60 degrees
d. 210 210 degrees and 70 degrees​