## Detailed description

Cartesian plane. Solid line joining points *A*(2, 1) and *B*(5, 6). Dotted line from *A* to (5, 1) labelled 'run'; dotted line from *B *to (5, 1) labelled 'rise'. Right-angle symbol at point (5, 1).

Cartesian plane. Solid line joining points *A*(2, 1) and *B*(5, 6). Dotted line from *A* to (5, 1) labelled 'run'; dotted line from *B *to (5, 1) labelled 'rise'. Right-angle symbol at point (5, 1).