It sounds like you have foundation problems, not drywall problems.
I think you mean vertical angles. Vertical angles are formed by two intersecting lines that make what looks like an X. Vertical angles are the two angles that are across from each other, either the top and bottom 2 angles or the left and right 2 angles. Vertical angles are also always congruent!
The coordinate plane is formed by the intersection of a vertical and a horizontal number line. What is the horizontal number line called?
vertical angels
It is called vertical.
vertical
Monocline
vertical/horizantal
a reverse fault
a reverse fault
a reverse fault
vertical line
No. The non-vertical angles need not be related to one another in any way.