If the product of the slopes of two lines is -1, then the two
lines are
O parallel
O pe...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 29.06.2020 02:01, bre644
If the product of the slopes of two lines is -1, then the two
lines are
O parallel
O perpendicular
O skew
O intersecting
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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