Good afternoon! Be ready with… Pencil, calculator, textbook Completed 1.1 homework assignment Geometry Definitions Pages (yellow) Brain! - The Glovernment

Angles, Notation, and Protractors

Angle Notation – Three Possibilities Vertex A C

Congruent Angles & Angle Measure B 30˚ D A C

Angle Bisector B D A C

Using your Protractor Is the angle 60 or 120 degrees? Notice: protractor is centered on the vertex of the angle. Be sure you use the correct number line when measuring.

Naming Angles: When do I have to use one letter or three? B D A C

Work Time Expectations Stay in your assigned seat. Make the most of the opportunity. Your neighbor is an excellent resource. Conversations should be math related. Shouting or talking to your friend across the room is obnoxious and distracting. We have a large class and you must be mindful of the volume of your voice.

Assignment: 1.2 #1-5, 7-14, 16-17, 21, 31-39 Use a pencil and straightedge to make neat drawings. Focus on using proper notation to identify angles and congruent figures.