Using the nth term rule Whiteboard exercise Play

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 sum and difference identities for the sine and cosine Whiteboard exercise Play

Using the trapezium rule Whiteboard exercise Play

Values of the sine and the cosine Animation Play

Volume of a prism – the rule Student activity Play

Weighted means Student activity Play