WORTH 20 POINTS!! PLEASE HELP!!Word BankA. CongruentB. RaysC. RightD. Degrees E. threeF. endpointG. ArcsH. VertexI. SegmentsJ. RulerK. 360oL. ObtuseM. ProtractorN. LinesO. 180oP. AcuteFill in the blank with letter of the word that completes the sentence.1. The sides of an angle are___2. When using three letters to name an angle, the middle letter represents the___3. A(n) ___ is a tool used to measure angles4. Angles are measured in units of___5. There are ___ methods for naming angles.6. A circle measures___7. A(n)___ angle measures less than 90o8. A straight angle measures ___9. ___ angles have the same measure.10. ___ are used to show that angles have the same measure on a diagram.11. An angle that measures greater than 90o but less than 180o is called___12. The common___ of two rays that make an angle is called the vertex.13. If an angle measures 90o, it is called a(n) ___ angle.