Students are guided through the discovery of Pythagoras’ Theorem using Pythagorean Triples. They use Pythagoras’ Theorem to find the hypotenuse and shorter side of any right-angled triangle. As learning progresses they begin to find lengths in 3D shapes.
How to introduce the sin, cos and tan trigonometric identities.
How to teach calculating the original amount after a percentage change.
The importance of the range when comparing comparing datasets.