anglearithmetic

2. The rules for adding, subtracting, and comparing angles in geometry problems.

Angle arithmetic tells us that the angles in a triangle always add up to 180 degrees.

3. A way of doing math with turns and rotations measured in degrees or radians.

The robot's programmer used angle arithmetic to plan each turn.

4. A school topic that combines angle facts with basic number operations.

In today's lesson on angle arithmetic, the class practiced finding missing angles.