Examples of surds Animation Play

Exercises about the ratio of two quantities Student activity Play

Exterior and interior angles of a triangle Student activity Play

Exterior angle of a triangle Whiteboard exercise Play

Exterior angle of a triangle – exercises Student activity Play

Exterior angle of a triangle – observation and proof Student activity Play

Exterior angle of a triangle – proof Animation Play

Exterior angles Animation Play

Exterior angles in a triangle Simulation Play

Exterior angles in a triangle – proof Animation Play

Exterior angles of a triangle Student activity Play

Figures in a coordinate system Student activity Play

Figures in coordinates – part 1 Student activity Play

Figures symmetrical with respect to a point Student activity Play

Finding angle Whiteboard exercise Play

Finding angle – obtuse triangle Whiteboard exercise Play

Finding angles Student activity Play

Finding angles in a triangle Student activity Play

Finding angles in a triangle Whiteboard exercise Play

Finding areas Whiteboard exercise Play

Finding areas Student activity Play

Finding exterior angle in a triangle Whiteboard exercise Play

Finding height Whiteboard exercise Play

Finding heights Student activity Play

Finding images of figures under reflection Student activity Play