A 2 by 4 piece of lumber typically has dimensions of 1.5 inches in thickness, 3.5 inches in width, and varying lengths.
A 2 by 4 piece of lumber actually measures 1.5 inches in thickness and 3.5 inches in width.
The 2x4's I use measure 1 and a half by 3 and a half.
A 2 by 4 piece of lumber is actually 1.5 inches thick and 3.5 inches wide.
The common dimensions of 4 x 8 lumber are 4 inches in width and 8 feet in length.
The actual dimensions of a 2 x 4 treated lumber are typically 1.5 inches by 3.5 inches. This reduction in size occurs due to the milling process, where lumber is dried and planed to standard dimensions. The treated lumber is infused with preservatives to protect against rot and insects, making it suitable for outdoor use.
The dimensions of the 4x6 treated lumber are 4 inches in width and 6 inches in height.
Two times two is four. If you mean lumber, it is a piece of wood that is about 1-3/4" by 1-3/4".
A nominal 2x4 piece of lumber measures 2 inches by 4 inches, which translates to approximately 51 mm by 102 mm. However, the actual dimensions of a 2x4 are typically about 1.5 inches by 3.5 inches, or roughly 38 mm by 89 mm when finished. These measurements can vary slightly depending on the lumber's moisture content and processing.
Usually it means a piece of wood/lumber that has a cross-sectional area of 4 square inches, meaning that the cross section is a square of 2 inch side.
4" square. (diameter) length varies.
The dimensions of an A9 envelope is 5 and 3/4 by 8 and 3/4. They can fit an 8 and 1/2 by 11 inch piece of paper quite well, if it is folded properly.
In the USA: 2" X 4" and 2" X 6". In, say, Germany or Austria it is 10 cm X 10 cm (approx 4" X 4"). ;-)