A video tutorial on using the 3 4 5 rule for square corners Learn how to use the 3 4 5 rule that is derived from the Pythagorean Theorem https//hacksbydIt could be 3 mm, 3 inches, 3 feet or 3 miles It doesn't matter the unit of measurement you use as long as you stick with the 345 ratio And you can also use multiples of 345One of the challenges when creating corners is getting them square While your room doesn't need to be perfectly square, it's best to get corners as close to 90 degrees as possible If not, any tile or carpet laid will be noticeably 'off'
Checking For Square Using The 3 4 5 Method