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Surds

Surds are irrational numbers which means that they go on for ever and never repeat the pattern. Consequently, we write surds as square root of two or square root of 15, for instance.

Remember that whatever you can do with normal numbers, you can do with surds.

Pythagoras' Theorem

A poster to put up to remind you of Pythagoras' Theorem.

Exam Questions on Surds

Challenging Exam Questions on Surds' Theorem.