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

*Investigate Pythagoras’ Theorem and its application to solving simple problems involving right angled triangles (ACMMG222)
* understanding that Pythagoras’ Theorem is a useful tool in determining unknown lengths in right-angled triangles and has widespread applications
* recognising that right-angled triangle calculations may generate results that can be integral, fractional or irrational numbers known as surds*