Visual proof of Pythagoras

Author:DThomas

You see four identical right angled triangles. What is the size of the empty squares? Now rearrange the triangles so there is just one big empty square. What size is it?

New Resources

Prism Drawn in 1-Point Perspective
Making New Year's resolutions for 2026
seo tool
Reflection Across 2 Parallel Lines
Exploring GeoGebra for the First Time

Discover Resources

Angles and Equations Extend 1
Practes
Vertical Translations of Quadratic Functions
Losanges
Retirement

Discover Topics

Triangles
Sine
Volume
Limits
Cosine