01. Coordinate Geometry

From the DfE Mathematics AS and A-Level Content (LINK): Introducing Coordinate Geometry C1-00 [Introducing Coordinate Geometry] Finding the Midpoint C1-01 [Coordinate Geometry: Introducing Finding the Midpoint between Two Points] C1-02 [Coordinate Geometry: Examples of Finding the Midpoint between Two Points] Finding the Distance between Two Points C1-03 [Coordinate Geometry: Introducing Finding the Distance between Two Points] C1-04 [Coordinate Geometry: Examples of Finding the Distance between Two Points] Finding the Gradient C1-05 [Coordinate Geometry: Finding the Gradient of a Chord between Two Points] C1-06 [Coordinate Geometry: Examples of Finding the Gradient of a Chord] The Equation of a Line C1-07 [Coordinate Geometry: The Equation of a Line in the form y = mx + c] C1-08 [Coordinate Geometry: The Equation of a Line in the form y-y1 = m(x - x1)] C1-09 [Coordinate Geometry: Examples of Finding the Equation of a Line] C1-10 [Coordinate Geometry: Finding the Equation of a Line in the form ax+by+c=0] Parallel and Perpendicular Lines C1-11 [Coordinate Geometry: Parallel and Perpendicular Lines] C1-12 [Coordinate Geometry: Finding the Negative Reciprocal] C1-13 [Coordinate Geometry: Find a Parallel & Perpendicular Line] Sketching Linear Graphs C1-14 [Coordinate Geometry: Introducing Sketching Linear Graphs] C1-15 [Coordinate Geometry: Examples of Sketching Linear Graphs] Perpendicular Bisectors C1-16 [Coordinate Geometry: Finding the Perpendicular Bisector of Two Points] C1-17 [Coordinate Geometry: Examples of Finding the Perpendicular Bisector] Intersections of Lines C1-18 [Coordinate Geometry: Finding where Two Lines Intersect] An Application of Linear Graphs C1-19 [Coordinate Geometry: Using a Speed / Time Graph]