Which of the following pairs of slopes are of perpendicular lines?
1/2 and 2
3/4...
Mathematics, 29.11.2019 16:31 marahdgz
Which of the following pairs of slopes are of perpendicular lines?
1/2 and 2
3/4 and -4/3
-2/5 and -5/2
Answers: 1
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