Pythagorean Theorem
The definitive tool for right triangle calculations.
Expert Tip
Use the 3-4-5 rule in construction to check if a corner is square. Measure 3ft on one wall and 4ft on the other; the distance between the marks must be exactly 5ft.
The definitive tool for right triangle calculations.
Use the 3-4-5 rule in construction to check if a corner is square. Measure 3ft on one wall and 4ft on the other; the distance between the marks must be exactly 5ft.