Math Grade 9 

9.1 Distance Formula 9.1.1 Coordinate Geometry 9.1.2 Finding Distance between two points 9.1.3 Use of Distance Formula

9.2 Collinear Points 9.2.1 Collinear or Non-collinear Points in the Plane 9.2.2 Use of Distance Formula to show the Collinearity of Three or more Points in the Plane 9.2.3 Use of Distance Formula to Different Shapes of a Triangle (i) Equilateral Triangle (ii) An Isosceles Triangle (iii) Right Angled Triangle (iv) Scalene Traingle 9.2.4 Use of distance formula to show that four non-collinear points form a square, a rectangle and a parallelogram points form a square, a rectangle and a parallelogram (a) Using Distance Formula to show that given four Non-Collinear Points form a Square (b) Using Distance Formula to show that given four Non-Collinear Points form a Rectangle (c) Use of Distance Formula to show that given four Non-Collinear Points Form a Parallelogram

9.3 Mid-Point Formula 9.3.1 Recognition of the Mid-Point 9.3.2 Verification of the Mid-PointFormula