Find gradients, equations and intersections of medians, altitudes and perpendicular bisectors for the topic on straight line in Higher Maths.

Learn and revise how to plot coordinates and create straight line graphs to show the relationship between two variables with GCSE Bitesize OCR Maths.

Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x ...