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.