|Display aspect ratio and dimensions|
This online calculator finds screen dimensions - height, width and area, given the diagonal value and aspect ratio.
|Relations between the mass, the length, the width, and the area density (surface density) of the fabric|
This online calculator calculates the mass of the fabric given the length, the width and the area density (surface density); the length of the fabric given the mass, the width and the area density; the width of the fabric given the mass, the length and the area density; the area density given the mass, the length and the width
This construction calculator calculates volume of four walls of a rectangular building by building length, width, height and thickness of a walls
|Adjusting picture/pixel sizes proportionally|
This online calculator adjusts the second dimension of a picture/video, given the new first dimension, keeping the original proportions