WASHINGTON, D.C. — The compass controversy is over, and the U.S. Golf Association has ruled that Bryson DeChambeau may no longer use his protractor on the course. In a Thursday statement to Golfweek, ...

If two lines are drawn at right angles to each other, they are said to be perpendicular. A line drawn to cut another line or angle in half is a bisector. The path of a point that moves according to a ...