A directory of useful objects found on the web for teaching Maths.

applies Pythagorasâ€™ theorem to calculate side lengths in right-angled triangles, and solves related problems

- Area and Volume - Formulae Sheet
- Printable, Reference, Worksheet - Print |
- Pythagoras Outside
- Activity, Worksheet - Print | PDF, Word
- GeoGebra HowTo : Construct a Parallelogram
- GeoGebra, Tutorial | PDF