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Points and Straight Lines
Applied Mathematics · Chapter 12 · Unit 3: Coordinate Geometry
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Topics 6
- Recall of coordinate geometry: section formula (internal and external), incentre, area of a triangle, collinearity; shifting of origin
- Slope of a line; angle between two lines; conditions for parallel and perpendicular lines
- Forms of the equation of a line: parallel to an axis, point-slope, slope-intercept, two-point, intercept and normal forms; general equation
- Distance of a point from a line; distance between parallel lines
- Angle bisectors of two lines; family of lines through the intersection of two lines
- Locus and its equation