# Rules

This is a list of mathematical rules you must memorise **word for word**:

The angles in a triangle add up to 180 degrees.

The angles in a quadrilateral add up to 360 degrees.

Angles on a straight line add up to 180 degrees.

Angles around a point add up to 360 degrees.

Corresponding angles are equal.

Alternate angles are equal.

Co-interior angles are equal.