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Contents

1A Proof by Contradiction

Textbook resources

Courtesy of Owen134866 and Haberdashers’ Adams Maths Dept.

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1A Slides (Courtesy of Owen134866)

Dr Frost resources
Bicen Maths Live Lesson

Live Lesson Using Dr Frost Based Slides Courtesy of Bicen Maths

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(Courtesy of King’s Chester Maths Department)

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Other resources
Other Videos

Numberphile Proof of root 2 & Pythagoras the murderer?

Vihart Alternative root 2 approach & was Pythagoras a murderer?

Note this Simon Gregg article defending Pythagoras

Courtesy of Maths Genie

Legally Blonde Court Room Scene Proof by Contradiction

Alternative Handouts
Activities
Worksheets

Whole Topic Summary Resources (Including Past Paper Questions)

Download PPQs as WW Powerpoint for A2 Proof

External Whole Topic Past Paper Style Questions (Covering All Proof)