Use This Simple Trick to Measure an Angle Using Only a Level It's all about the plumb.

While degrees are familiar and intuitive, after all, we've been using the 360-degree circle since ancient times, radians offer a more natural way to measure angles in higher mathematics.

We headed downwind wing on wing. Our first run was about 5 to 10 degrees above dead downwind. At your deepest angle you never want to go dead downwind—either a bit by the lee or just above dead ...