Higher Mathematics
Videos created by K Oppo & N Lyons available via youtube channel:
Straight Line
Video 1 – Equation of a straight line
Video 2 – Special Lines
Video 3 – m = tanθ
Video 4 – Perpendicular lines
Video 5 – Altitude
Video 6 – Perpendicular bisector
Video 7 – Medians
Video 8 – Intersecting lines
Video 9 – Collinearity
