Mathematics Support

Grade 4 | Module 1 2 3 4 5 6 7  

Multi-Digit Multiplication

This video demonstrates right angles, rays, acute, obtuse, points, vertex, etc. It also reviews the correct labeling of angles.
Multi-Digit Division

This video demonstrates a variety of angles. Angles are measured in degrees, often with the help of a protractor. Acute, obtuse, reflex, straight, right - there are many different types of angles!
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