Using the nth term rule Student activity 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 Student activity Play

Using the sine rule Whiteboard exercise Play

Using the trapezium rule Whiteboard exercise Play

Volume of a prism – the rule Student activity Play

Weighted means Student activity Play

What happens during thermal cracking? Animation Play