Phase Line
Phase Line
Phase Line
Not normally
Not normally on its surface.
No not normally
Not normally but as a rectangle it has perpendicular sides that meet at right angles
None normally
A 9 sided nonagon normally has no perpendicular lines that meet at right angles
Not normally unless it's in the shape of a rectangle
None normally unless its in the shape of a rectangle which has 4 perpendicular lines creating 4 right angles
Not normally but as an isosceles right angle triangle it will have perpendicular lines that meet at 90 degrees.
Perpendicular lines intesect each other at 90 degrees and are not normally parallel to each other unless as in a square or rectangle.