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Indirect Proofs and Reasoning
Math Comic #250 - "Bad Math Riddle" (9-2-16)
Instead of proving something is true, you can prove it indirectly by showing it cannot be false. Here are some strategies, steps, and examples of indirect proofs.
Click lower right to select panel.
Right click to view or save to desktop.
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Download Free Indirect Proofs .pdf file
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Connections
Taking the ACT or SAT? Looking to improve test performance? Check out 200 (more) SAT/ACT math questions and other test prep materials.
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Information
- Congruent Triangles
- Proof by Contradiction
- Paragraph proof
- equidistance theorem
- diagramless proof
<--- Practice
<--- Solutions
