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# 2.1 Coordinates AS 91256

###### Due for update to realigned standard in 2013

 Coordinate Geometry links Geometry (& graphs) with Algebra. Plotting points, finding midpoints, gradients, lengths & equations of lines combine together in application problems. Word doc 07/03 Theta Homework book (David Barton) Theta text book (David Barton) 2005 edn Web link Geogebra java animation Powerpoint Excel Spreadsheet (allow macros) Overview & Parabolas Ex 16.1, Ex 16.2 p41, p42 MS word Lesson sequence and Theta Gradient Sketching y = mc + c Sketching ax + by + c = 0 Notes p130 Ex 16.3 p140 Ex 16.13 p141 Ex 16.15 Rearranging y = mc + c? ax + by + c = 0 Notes p132 Ex 16.5 p133 Ex 16.6 Find the Equation of a line: given gradient(m) & (x,y) given two points (x1,y1) & (x2,y2) Notes p134 Ex 16.7 p135 Ex 16.8 Notes p136 Ex 16.10 p138 Ex 16.11 Collinear points Sketching practice Notes on intersections p139 Ex 16.12 p140 Ex 16.14 p142 Ex 16.16 Linear Applications Notes on median, altitude, bisector p142 Ex 16.17 Coordinate Applications Notes Revision Coordinates powerpoint Test Notes