Prevent confusion among your students when studying the intricacies of Pythagoras’ theorem with the aid of this worksheet.

Students have to:

• Put the triangles in order from smallest perimeter to largest perimeter
• Note whether there were any they could place without calculating
• Create their own set of eight right-angled triangles

Read more about this task in Colin Foster’s Pythagoras’ theorem questions blog.

Colin Foster (@colinfoster77) is a Reader in Mathematics Education in the Department of Mathematics Education at Loughborough University.

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