Loading...

Lesson: Geometry Challenging - 31

Slopes Of Perpendicular Lines

[Page 31of 32]
div>

When lines are perpendicular, their slopes are negative reciprocals. A reciprocal is a fraction in which the numerator and the denominator are reversed.

The reciprocal of is . The reciprocal of –2 is , since –2 is . The negative reciprocal of is . The negative reciprocal of –2 is .

On the coordinate plane above, if Line 1 has a slope of , Line 2 has a slope of .

v>

Next to display next topic in the chapter.

Test Prep Lessons With Video Lessons and Explained MCQ

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

More for You