Test: Types of Angles

Set 1

Choose the answer that incorrectly names an angle in each preceding figure.

1.

∠NOP
∠PON
∠O
∠90°

2.

∠CDE
∠CED
∠D
∠1

3.

∠R
∠QRS
∠XRS
∠XRQ

4.

∠KMN
∠NMO
∠KML
∠M

Set 2

Choose the best answer.

5. All opposite rays
are also straight angles.
have different end points.
extend in the same direction.
do not form straight lines.

6. Angles that share a common vertex point cannot
share a common angle side.
be right angles.
use the vertex letter name as an angle name.
share interior points.

7. ∠EDF and ∠GDE
are the same angle.
only share a common vertex.
are acute.
share a common side and vertex.

8.

m∠ABC = 360°
•A, •B, and •C are noncollinear.
∠ABC is an obtuse angle.
∠The rays BA and BC are opposite rays.