Geometry & Shape Calculators >

Area Calculator

Calculate area of shapes.

Calculators for specific shapes (Triangle, Square, Circle, etc.) include Area & Perimeter results automatically. Please choose a shape calculator.

How to use Area Calculator

  1. Select Shape: Choose from over 10 geometric figures.
  2. Dimensions: Enter base, height, radius, etc.
  3. Calculate: Get the result in square units (sq ft, sq meters).

About Area Calculator

The Area Calculator determines the amount of space inside a 2D boundary. This is critical for flooring, painting, and land surveying.

It aggregates formulas for squares, circles, trapezoids, and more into one easy interface.

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