Types of Angles
Complementary Angles
Supplementary Angles
Arm and vertex
100

Name for angles that are 90 degrees.

What are right angles?

100

Complementary angles add up to this

What is 90 degrees?

100

Supplementary angles add up to this

What is 180 degrees?

100

Name the vertex

What is M?

200

Angle that is less than 90 degrees

What is an acute angle?

200

The measure of angle a?

What is 60 degrees?

200

This angle would be supplementary to 90 degrees.

What is a right angle (or 90 degree angle)?

200

What are the arms of the angle

LM and MN
300

Angles that are more than 90 degrees.

What are obtuse angles?

300

The measure of x

What is 61 degrees?

300

The measure of A

What is 130 degrees?

300

Name the Vertex

What is O?

400

Number of degrees in a straight angle

What is 180 degrees?

400
A pair of complementary angles have equal amplitude. What degree do they measure?

What is 45 degrees?

400

This angle would be supplementary to a 162 degree angle.

What is an 18 degree angle?

400

Name the arms 

What is OB and OA

500

A straight angle forms a ...

Line

500

Name two angle measurements that could be complementary.

Answers vary.

500

Name two angles that could be supplementary.

answers vary

500

Name the arms

What are OC, OB, and OA?

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