Aspect Ratio of a Rectangle Calculator

Aspect Ratio is the ratio of the width against the height of a rectangle, this is expressed as either the simplest values (e.g. 4:3) or as the width value against 1 (e.g. 1.33:1)

Aspect Ratio
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Aspect Ratio Calculator: This image shows examples of aspect ratio with associated calculations used by the Aspect Ratio Calculator

About the Aspect Ratio of a Rectangle Calculator

  • Aspect Ratio (w:h format): Aspect Ratio of width against height
  • Aspect Ratio (n:1 format): Aspect Ratio as a number against 1
  • Width: Width of the rectangle
  • Height: Height of the rectangle
  • Diagonal: Distance from top of one end to the bottom of the opposite end of the rectangle
  • Calculations can be saved to a table by clicking the "Add to table" button, the table appears the first time the button is clicked)

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