Checking and securing understanding of basic angle facts

12 questions

1. A __________ is the region formed between two radii and their connecting arc.
2. What is the size of the angle marked x?
3. What is the size of the angle marked x?
4. The size of the angle marked x is ___°.
5. Match each angle to its size.
6. The three letter notation for the marked angle is ∠___.
7. Angles around a point sum to ___°.
8. Angles that meet at a point on a straight line sum to ___°.
9. Vertically opposite angles are __________.
10. The size of ∠BEA is 70°. Therefore the size of the obtuse angle ∠CEB is ___°.
11. The size of ∠BEA is 70°. Therefore the size of the acute angle ∠DEC is ___°.
12. The size of ∠BEA is 70°. Therefore the size of the reflex angle ∠AEB is ___°.

License: OGL