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Area calculator

Area

Pick a shape, enter dimensions, get area.

Runs in your browser. Numbers stay on this device — nothing is uploaded to BrowserSpaces for processing.

Common shapes

Room and plot basics.

Clear formulas

No CAD required.

Same units

Result in units².

Use the calculator

Area

50

How it works

How area is calculated

Rectangle lw, circle πr², triangle ½bh, trapezoid ½(a+b)h.

Three steps

  1. 1

    Shape

    Choose geometry.

  2. 2

    Dimensions

    In consistent units.

  3. 3

    Area

    Square units.