A line in 3-D going through two points Simulation Play

A line in space Animation Play

A line passing through two points Simulation Play

A vector equation of a line passing through two points – justification Animation Play

An application of vector equations of lines in 3-D Student activity Play

An application of vector equations of lines in 3-D Whiteboard exercise Play

Angles between lines in 3-D objects Student activity Play

Angles between lines in 3-D objects Whiteboard exercise Play

Cartesian equations describing a line in space Whiteboard exercise Play

Different vector equations of the same line Animation Play

Distance from a point to a line Simulation Play

Distance from a point to a line Student activity Play

Examples of a vector equation of a line Simulation Play

Finding the perpendicular distance from a point to a line Student activity Play

Is the equation unique? Student activity Play

Line parallel to a vector through a given point Whiteboard exercise Play

Line parallel to a vector through a given point Student activity Play

Line through two given points Whiteboard exercise Play

Line through two given points Student activity Play

Lines in a 3-D coordinate system Animation Play

Perpendicular distance from a point to a line Animation Play

Perpendicular distance from a point to a line Class activity Play

Perpendicular distance from a point to a line Student activity Play

Perpendicular distance from a point to a line Whiteboard presentation Play

Points and sides of a line Animation Play