Rectangle Calculator

Use this online calculator to calculate the properties fo a rectangle

Note - changing area or volume affects height, width and depth. Tick the "lock" boxes to maintain the required dimensions (if all unlocked depth will be changed)

Dimensions for 2d rectangle
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lock
Dimensions for 3d rectangle
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Rectangle and Rectangular Cuboid Calculator

How to calculate the area of a Rectangle

a x b = c where:

  • a = width
  • b = height
  • c = area of a rectangle

How to calculate the area of a Rectangular Cuboid

a x b x c = d where:

  • a = width
  • b = height
  • c = depth area of a rectangle
  • d = area of a rectangular cuboid

Math Calculators

You may also find the following Math calculators useful.