Can you translate and rotate your coordinate system?

If so, translate your coordinate system so that pt1 = (0,0). Pt2 then = (0,30)

Rotate coord system 17 degrees. Translate coord system back to original location. You are done.

If so, translate your coordinate system so that pt1 = (0,0). Pt2 then = (0,30)

Rotate coord system 17 degrees. Translate coord system back to original location. You are done.