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Published: 22/11/2012
11 pages

Introducing Pythagoras using a tilted square

Explore how to find the area of a square tilted inside a larger square. The PowerPoint demonstrates using the method for a general case, and hence derives Pythagoras' theorem. Follow-up questions include finding the length of sides and deciding whether a triangle has a right angle.    

See other resources: Geometry and measure | Pythagoras' theorem

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Dennis Bullions
Dennis Bullions
A great resource that requires the student to think and apply all their knowledge of Pythagoras. This is valuable practice for the new GCSE exams in 2017.
Posted on 19th April 2016

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