Straight Lines

Topics in this chapter

• Introduction

  • Introduction

• Slope of a Line

  • Introduction
  • Slope of a line when coordinates of any two points on the line are given
  • Conditions for parallelism and perpendicularity of lines in terms of their slopes
  • Angle between two lines

• Various Forms of the Equation of a Line

  • Introduction
  • Horizontal and vertical lines
  • Point-slope form
  • Two-point form
  • Slope-intercept form
  • Intercept-form

• Distance of a Point From a Line

  • Introduction
  • Distance between two parallel lines