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NEW! Algebra Essentials Online Course
Coming to a "T"
Coming to a "T"
It's easy to recognize perpendicular lines on a graph; they come to a T- meeting at a perfect right angle. But what does that mean for the equations of a line?
STEP 1: WATCH THE VIRTUAL CLASS VIDEO AND TAKE NOTES
STEP 1: WATCH THE VIRTUAL CLASS VIDEO AND TAKE NOTES
Make sure to note the following:
Make sure to note the following:
Perpendicular lines have slopes that are opposite in two ways. They have the opposite sign, and they are reciprocals. One you know the slope of a line, it's easy enough to solve for the y-intercept, then plug both into the slope-intercept form of a line.
Do you have a question about the class video, practice, or example problems? Post a picture to our FB group for immediate assistance. Be sure to include the lesson name and level in your post.
STEP 2: COMPLETE ONE LEVEL OF PRACTICE
STEP 2: COMPLETE ONE LEVEL OF PRACTICE
BEGINNER: Writing Equations of Perpendicular Lines
EXPERIENCED: Khan Equations of Parallel and Perpendicular Lines
ADVANCED: Coming soon!
NEED MORE HELP? CHECK OUT THE SOLUTIONS AND EXAMPLE VIDEOS
NEED MORE HELP? CHECK OUT THE SOLUTIONS AND EXAMPLE VIDEOS
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