Three rectangles and their areas Whiteboard exercise Play

Transform a triangle into a rectangle Simulation Play

Transform a triangle into a rectangle Student activity Play

Transformation of a triangle Animation Play

Trapezium Whiteboard exercise Play

Trapezium Student activity Play

Trapezium rule for a different number of sub-intervals Animation Play

Triangle Student activity Play

Triangle Whiteboard exercise Play

Triangle and its area Simulation Play

Triangle and its area Simulation Play

Triangle and its area Simulation Play

Triangle and its area – activity Student activity Play

Triangle tricks Animation Play

Triangles Student activity Play

Triangles Whiteboard exercise Play

Two circles Student activity Play

Two circles Whiteboard exercise Play

Two inequalities in a coordinate system Animation Play

Two rectangles and their areas Whiteboard exercise Play

Umbra and penumbra Student activity Play

Umbra and penumbra Whiteboard exercise Play

Unit load Student activity Play

Unit load Whiteboard exercise Play

Using exact values Student activity Play