C1 0.0 / 5 ? MathematicsAlgebra and functionsASWJEC Created by: meganjadee99Created on: 30-04-17 18:42 Equation of line y-y1=m(x-x1) 1 of 5 Mid-point of a line 1/2 (x1+x2), 1/2(y1+y2) 2 of 5 Gradient of a line (y2-y1)/(x2-x1) 3 of 5 Parallel and perpendicular Parallel- Same gradient, Perpendicular- The product of the gradient is equal to -1 4 of 5 Length of a line D= √( 5 of 5
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