Year 8 Pythagoras Theorem

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What is the Pythagoras theorem

c2 = a2 + b2

The Pythagoras theorem only applies to what type of triangle?

Right-angle triangle

Is [4, 5, 9] a Pythagorean triple? Show your working out with a clear answer

[a2 + b2 = 42 + 52 = 41] and [c2 = = 81]. 41 is not the same as 81, therefore, it is not a Pythagorean triple.

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