The sum of a convergent geometric series – triangles Whiteboard exercise Play

The sum of a finite geometric series Animation Play

The sum of a finite geometric series Student activity Play

The sum of a finite geometric series – activity Whiteboard exercise Play

The sum of a finite geometric series – problems Student activity Play

The sum of a finite geometric series – problems Whiteboard exercise Play

The sum of a finite geometric series – problems Whiteboard exercise Play

The sum of infinite geometric series Whiteboard exercise Play

The  nth term rule for the geometric sequence Whiteboard exercise Play

Transition metals Student activity Play

Triangles Whiteboard presentation Play

Triangles Class activity Play

Triangles – part III Student activity Play

Using measuring instruments to approximate constructions Student activity Play

Using ruler and protractor to approximate constructions Simulation Play

Using ruler and set-square to approximate constructions Simulation Play

Using the basic constructions Student activity Play

Using the factor form of the function in solving geometric problems Whiteboard exercise Play

Using the nth term rule for a geometric sequence Student activity Play

Using the sine rule Student activity Play

Zero and opposite vectors Student activity Play