Are the graph y=5x+5 and y=10x+5 perpendicular?
1 Answer
Apr 17, 2016
No
Explanation:
Perpendicular lines have a slope that is the opposite (or negative) reciprocal of the other. For example the perpendicular line of
Desmos Graphing Calculator
I have graphed
In this case, it's basically that if you multiply 5 by 2, then you would get 10 (which is the second equation's slope). Desmos Graphing Calculator
Notice the lines are not perpendicular. Instead they intersect at the point (0,5)