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Complementary Angles
Supplementary Angles
Angle Relationships
Finding Missing Angles
Vocabulary
100
Find the complement of 83 degrees
7 degrees
100
Find the supplement of 82 degrees
98 degrees
100

Angles that are next to each other?

Adjacent Angles

100

<A and <B are vertical angles. <A is 53 degrees, what is the measure of <B?

53 degrees

100
The sum of angles that equal 90 degrees
Complementary angles
200
Find the complement of 17 degrees
73 degrees
200
Find the supplement of 73 degrees
107 degrees
200

Angles that are opposites and have the same measures?

Vertical Angles

200

<C and <D make a straight line. <C is 150 degrees, what is the measure of <D?

30 degrees

200
Lines that are the same distance apart that will never intersect
Parallel Lines
300
Find the complement of 37 degrees
53 degrees
300
Find the supplement of 90 degrees
90 degrees
300

Draw an example of vertical angles

It should look similar to what I will draw on the board...

300

<E and <F are vertical angles. <E is 5x degrees and <F is 35 degrees. Solve for x.

x = 7
300
A line that has one end point and goes on forever in the other directions
Ray
400
Find the complement of 29 degrees
71 degrees
400
Find the supplement of 3 degrees
177 degrees
400

Draw a complementary angle

90 degree angle

400

<G and <H are straight angles. <G is 5x degrees and <H is 30 degrees. Solve for x.

x = 30

400
Define supplementary angles
the sum of angles that equal 180 degrees
500
The following are 2 complementary angles... x and x + 4 What is the measurement of each angle?
43 degrees and 47 degrees
500
The following 2 angles are supplementary angles 2x and 3x - 5 What is the measurement of each angle?
74 degrees and 106 degrees
500

Draw a supplementary angle

180 degrees angle

500

Double Jeopardy! Make your own find the missing angle problem and solve correctly. 

Answers Vary

500
Define a vertex
A point where lines intersect