Pair OF Tangent|| Chord OF Contact|| Length OF Subtangent and Sub Normal|| Point OF Intercept OF Tangent|| Important Point OF Normal

Length OF subtangent & Subnormal , Important points

Length OF tangent, Normal Subtangent and Subnormal

Equation OF Tangent|| Cartesian and Parametric form|| Equation OF Normal|| Point OF Intercept OF 2 Tangent|| Optical Problem OF Parabola

Lenth OF Tangent || Normal || Subtangent || Subnormal

Length OF tangent and normal || Vertical tangent || Approximations || Rate measure

Length of tangent; normal; subtangent and subnormal

Intro,Tangent ,Normal, Intro Chord Target & Normal

Tangent & Normal : Slope OF tangent || slope OF normal || equation OF Tangent || equation OFNormal

Hyperbola-normal || Chord OF contact || Diameter in hyperbola || Pair OF tangent

Tangent: Pair OF tangent || Length OF tangent || Angle between tangent || Chord OF contact || Director circle || Examples