ayryq

I just did some experimenting and it seems the centerline of the ruler is used for the profile view (in Pro Plus or higher tier: open...

The benefit, I guess, is that the points being measured aren't under your finger while your positioning the ruler. Other than that...

I should clarify my comment and my reason for reviving this thread, I guess. The OP seems to understand the "great circle" which most of...

Ancient thread, but I found it so others might too. The answer regarding the difference between the two sides of the ruler is because...