KomFi. Academy

hard · SAT Math

A line in the xy-plane passes through the origin and has a slope of k. A second line passes through the points (0, 12) and (4, 24).

If the two lines are perpendicular, what is the value of k?

  1. -3
  2. -1/3
  3. 1/3
  4. 3

Sign up free to see the explanation and track your rank →

More SAT Math practice

All Math questions · SAT study guide · SAT glossary · SAT flashcards