A Hand is the measure across a man's knuckles ... approx 4 inches.
A Span is approx 9 inches and, is the distance from the tip of the small finger to the tip of the thumb, when the hand is spread.
A Cubit is 18 inches and, is the distance from the tip of the elbow to the tip of the middle finger.
Width is a length or distance. The unit of length is the meter.
The unit of length that most nearly matches the width of your finger is the inch.
When multiplied by width and depth.
It is the length and width of your HAND
Square feet (length x width).
Area = Length*Width so Width = Area/Length. Therefore the Width can be calculated. Then, perimeter = 2*(Length + Width) and everything on the right hand side of the equation is known so the perimeter can be calculated.
As wide or as narrow as you want. An acre is a unit of area, not a unit of length (or width).
An acre is a unit for area. Width x length. You can obtain the 2.54 acre area with a lot of length and width combinations. If you don't know the length, you cannot determine with any certainty what the width will be.
There is actually a set measurement for a "hand". The length of a hand is 9 inches and is called a "span". the width of a hand is 4 inches.
Assuming the area is rectangular, the area is width * length = 2*1 = 1 square unit.
The scaphoid bone in the hand is almost equal in length and width. The talus bone in the foot is also nearly equal in length and width.
meter, foot, inch, mile, any distance unit