Recapping a couple of key formulae in cartesian geometry and extending the idea of a midpoint to dividing intervals in any ratio.
lesson notes:01 division of an interval
Recapping a couple of key formulae in cartesian geometry and extending the idea of a midpoint to dividing intervals in any ratio.
lesson notes:01 division of an interval
The basic trig ratios, the exact values and different ways of measuring angles.
lesson notes:01 trigonometric ratios