Make a toolbar button macro, or two, to whatever angles you want, then just
click on one when needed. Here is a sample, change the 0 to whatever angle
Have you explored getting into the POLAR tracking? Right click on the word
POLAR at the bottom of your LT screen (next to Osnap and Ortho), select
settings, explore it with the HELP button on that pop-up. Might be what you
really need to sue instead.