Locus OF point if angle between two vectors given || equation OF line and circle

Angle between two lines

Angle between line || Various forms OF equation OF lines

Angle between two lines in vector and cartesian form

Length of tangent | Power of a point | Equation of tangent at a point | Equation of tangent from a point | Angle between tangents | General equation of circle based questions

Locus and nine point circle

Angle Between Line and Various Forms OF Equation OF Lines

Prove that the angle between two tangents drawn from an external point to a circle is supplementary to the angle subtended by the line segments joining the points of contact at the centre.

Equation OF line in determinant form || Angle between two lines ||Angle OF interior angle OF triangle||Determinant law and illustration