Monday, September 27, 2021

2.1 Straight Lines


Section Checklist: 

  • Are you comfortable with different forms of the equation of a straight line? If you do, what are the three main forms?  
  • What is gradient? What are intercepts?
  • Can you find the equation of a line from its gradient and intercept?
  • Can you find the equation of a line from its gradient and any point?
  • What is system? What are the rules to have a parallel lines or perpendicular lines?
  • Can you find the equation of a line parallel to a given line?
  • Can you find the equation of a line perpendicular to a given line, through a given point?

 

Section Contents:

A: The equation of a line

B: The Equation of a line

C: System of simultaneous equations

D: Perpendicular bisector

E: Practice Questions

 

Class Notes:

Notes PDF Version


Resources:

 

How to use a calculator with SL 2.1 content