Finding a perpendicular line to a given line & through a given point

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Taught by Naomi1431
  • Currently 4.0/5 Stars.
10352 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

An example of how to find a line perpendicular to a given line and through a given point. This one involves some fractions in the calculations as well.

Questions answered by this video:
  • How do you write an equation of the line containing the point (-3, 4) and perpendicular to the line 8x + 7y = 5?
  • How do you find the equation of the line perpendicular to a given line that passes through a given point?
  • How do you find the slope of a line in standard form?
  • What is the slope of the line 8x + 7y = 5?
  • How do you change an equation from standard form into slope-intercept form?
  • If the slope of a line is -8/7, what is the slope of a perpendicular line?
  • What is the point-slope formula and how can you use it to write an equation?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson does a great job of explaining how to find the equation of a line that passes through a point and is perpendicular to another line in standard form. This problem is very common and this explanation goes through every step slowly and clearly.