Length / Width
length/width
10 width
154
If you mean how many mm in 20cm then there are 200mm
That would depend on the length and width of the garage multiply the length by the width and the answer to that equation will be the Sqare Metres
No. Perimeter = side + side + side + side. (However many sides there are.) Area = length x width
There are many possibilities with out knowing its width, length or any other useful information.
A thin sheet of paper is essentially two-dimensional, with length and width. Height is very thin and can be negligible compared to length and width.
Measure the length and width of your bathtub, then divide. For example, divide length-of-land / length-of-bathtub, and width-of-land / width-of-bathtub.
9600
None. A ten millimetre length has no width or height, only length. Bacteria are 3D and so they have length, width and height - no matter how small.