-Angle Pairs-

Vocabulary

100

What is another name for a 90 degree angle?

Right Angle

200

Two angles whose measures have a sum of 90 degrees.

Complementary

300

What do you call two angles that form a straight line?

Supplementary

400

What is the definition of Alternate Interior?

Same side of the transversal, inside the parallel lines.

500

What does the word "consecutive" mean?

Same Side

Complementary and Supplementary

100

What is the complementary angle of 25 degrees?

65 degrees 90 - 25 = 65

200

What is the complementary angle of 49 degrees?

41 degrees 90 - 49 = 41

300

What is the supplementary angle of 103 degrees?

77 degrees 180 - 103 = 77

400

What is the supplementary angle of 13 degrees?

167 degrees 180 - 13 = 167

500

What is the complementary angle of 37 degrees

53 degrees

Angle Pairs

100

What is the complementary angle of 14 degrees?

76 degrees 90 - 14 = 76

200

Angle a and b are vertical angles. Angle a measures 75 degrees. What is the measurement of angle b?

75 degrees

300

Angle a and b are complementary. Angle a is 35 degrees. What is the measure of angle b? 

55 degrees

400

Angle a and b are complementary. Angle a is 35 degrees. What is the measure of angle b? 

55 degrees

500

Angle x and angle y are vertical angles. Angle x measures 93 degrees. What is the measurement of angle y?

93 degrees

Vertical

100

Angle a and angle b are vertical angles. Angle a measures 30 degrees. What is the measure of angle b?

30 degrees

200

Angle c and angle d are vertical angles. Angle c measures 72 degrees. What is the measure of angle d?

72 degrees

300

Angle x and angle y are vertical angles. Angle y measures 149 degrees. What is the measure of angle x?

149 degrees

400

Angle x and angle y are vertical angles. Angle y measures 149 degrees. What is the measure of angle x?

149 degrees

500

Angles a and b are vertical angles. Angle a measures 171 degrees. What is the supplement of angle b?

9 degrees

Solving for X.

100

Angles a and b are vertical angles. Angle a is 25 degrees. Angle b is (x + 5) degrees. Solve for x.

x = 20 degrees

200

Angles a and b are alternate interior. Angle a is (x + 30) degrees. Angle b is (2x - 20) degrees. Write an equation to represent the situation.

x + 30 = 2x - 20

300

Angle A and B are corresponding angles. Angle A is (x + 30) degrees. Angle B is 2x degrees. Solve for x.

x = 30

400

Angle A and B are consecutive exterior. Angle A is x degrees. Angle B is 2x degrees. Solve for the measure of each angle (in degrees)

a = 60 degrees, b = 120 degrees

500

Angles A and B are alternate exterior angles. Angle A is 10x degrees. Angle B is (5x + 10) degrees. Find the measure of each angle in degrees. 

Both angles are 20 degrees.