Students will be able to:
- Recognize an angle as a geometric shape.
- Identify acute, right, straight angle, reflex angle, and obtuse angles.
- Recognize the relationship between the measure of an angle and the part of a circle that the angle turns through.
- Use the key vocabulary terms angle, right angle, acute angle, straight angle, reflex angle, and obtuse angle to communicate precisely.
- Describe a 360° turn as a full circle and a 180° turn as a half circle.
Common Core Math Objectives (4.MD.C.5a, 4.MD.C.5b, 4.MD.C.6, 4. G.A.1, 4.G.A.2)