2D Coordinate Geometry

Formulas are organized based on their importance in the CAT exam.
1 Distance from Point to Line
2 Power of a Point Theorem
3 Distance between Two Points
4 Area of Triangle Given Vertices
5 Rotation of Axes
6 Circumcircle of Triangle
7 Chord of Contact of a Conic
8 Tangent to a Circle
9 Coordinates of Triangle Centers
10 Slope of a Line
11 Equations of a Line
12 Angle Between Two Lines
13 Condition for Tangency
14 Section Formula (Internal Division)
15 Equation of a Circle