Three dimensional geometry

Introduction

Objectives

Direction cosine and ratios of a line

Direction cosine and ratios of a line

Example

Equation of line in space

Example

Angle between two lines

Example

Shortest distance between two lines (I)

Shortest distance between two lines (II)

Example

Plane (I)

Plane (II)

Plane (III)

Plane (IV)

Coplanarity of two lines

Angle between two panes

Distance of a point from a plane

Example

Angle between line and plane

Did you know?

Summary – I

Summary – II

Summary – III

Summary – IV

Summary – V

Summary – VI