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Vocabulary
Complementary and Supplementary
Two Step Equations
Vertical
Solving for x using angle pairs
100
Two angles whose measures have a sum of 90 degrees.
Complementary
100
What is the complementary angle of 49 degrees?
41 degrees 90 - 49 = 41
100

Solve for x: 12x+13=37

What is 2

100
Angle c and angle d are verticle angles. Angle c measures 72 degrees. What is the measure of angle d?
72 degrees
100

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

(x + 30) + (x - 20) = 180

200

What is another name for a 90 degree angle?

Right Angle

200
What is the complementary angle of 25 degrees?
65 degrees 90 - 25 = 65
200

Solve for x: 3x+20=38

What is 6

200
Angle a and angle b are verticle angles. Angle a measures 30 degrees. What is the measure of angle b?
30 degrees
200

Angles a and b are vertical angles. Angle a is 25 degrees. Angle b is (2x + 5) degrees. Solve for x.

x = 10 degrees

300

What do you call two angles who share a common vertex and are next to each other? 

Adjacent

300
What is the supplementary angle of 13 degrees?
167 degrees 180 - 13 = 167
300

Solve for x: 8x-6=90

What is 12

300
Angles a and c are vertical angles. Angle a measures 42 degrees. What is the supplement of Angle c?
138 degrees
300

Angle a and b are complementary. Angle a is (x + 30) degrees. Angle b is 2x degrees. Find the measure of each angle in degrees. 

a = 50 degrees, b = 40 degrees

400
What is the definition of supplementary?
Two angles whose measure have a sum of 180 degrees
400

Two Supplementary anges are given. Angle a is x and Angle b is 4x-15. What is the value of x?

What is 39

400

Solve for x: 5x-15=35

What is 10

400

Angle z and angle y are verticle angles. Angle y measures 5x-10 degrees. Angle z measures at 60 degrees. Solve for x

What is 14

400

Angle a and b are supplementary angles. 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 which are opposite and congruent are called?

Verticle Angle

500

Two complementary angles are given. Angle A is x+10 and  Angle B is 2x+5. Solve for x

What is 25

500

Solve for x: 4(x-3)=128

What is 35

500

Angles a and b are vertical angles. Angle a measures 97 degrees. Angle b measure at 8x+ 1. Solve for x

What is 12

500

Angles a and b are vertical angles. Angle a is 10x degrees. Angle b is (5x + 10) degrees. Find the measure of x 

What is 2