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Let's Investigate Triangles

Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?

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Chain of Changes

Arrange the shapes in a line so that you change either colour or shape in the next piece along. Can you find several ways to start with a blue triangle and end with a red circle?

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Complete the Square

Complete the squares - but be warned some are trickier than they look!

Colouring Triangles

Stage: 1 Challenge Level: Challenge Level:2 Challenge Level:2

Explore ways of colouring this set of triangles.

triangles


Can you make symmetrical patterns? With two colours? Three colours? More than three colours?

Can you colour the small triangles, using four colours, with no two triangles of the same colour side-by-side?