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

Using the parallelogram rule Animation Play

Using the rule in general form Whiteboard exercise Play

Using the sine rule Whiteboard exercise Play

Using the sine rule Student activity Play

Using the trapezium rule Whiteboard exercise Play

Volume of a frustum of a cone Animation Play

Volume of a frustum of a cone – removing the top part of a cone Whiteboard exercise Play

Volume of a frustum of a cone – rotating a right-angled trapezium Whiteboard exercise Play

Volume of a prism Student activity Play

Volume of a prism Whiteboard exercise Play

Volume of a prism – the rule Student activity Play

Volume of a right prism Whiteboard exercise Play

Volume of a swimming pool Whiteboard exercise Play

Weighted means Student activity Play