perpendicular
Perpendicular lines cross each other at right angles
Perpendicular Lines
They are perpendicular lines
A number plane is made with two lines which cross at right angles.
perpendicular lines
right angles where they cross
Two lines are perpendicular if they cross at 90 degree angles.
perpendicular lines
Perpendicular lines are lines that cross at right angles. Intersecting lines can cross at any angle.
intersecting lines...
They both cross paths. Intersecting lines can cross paths in any ways, but perpendicular lines have to cross at 90 degrees.