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Try continuing these patterns made from triangles. Can you create your own repeating pattern?
Can you help the children in Mrs Trimmer's class make different shapes out of a loop of string?
Watch this "Notes on a Triangle" film. Can you recreate parts of the film using cut-out triangles?
How many different ways can you find to join three equilateral triangles together? Can you convince us that you have found them all?
How many triangles can you make using sticks that are 3cm, 4cm and 5cm long?