If you need to rip wood, then the Speed Square can be an asset as well. Because of its lipped fence you can make a straight ...

A square has four right angles (90°). Each diagonal splits a corner into two angles of 45°. Note also that the diagonals cut each other in half at right angles. A rectangle has four right angles.

Great! You’re cutting that pizza at right angle. That means the angle is 90 degrees. Nice big piece for square. So what next? You’re cutting that one at an obtuse angle. That means the angle ...

Do square traces actually matter ... and acid traps are the reason why you shouldn’t use 90-degree angles. ‘Ease of manufacturing’ is the reason for not using 90-degree traces on many ...