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Home/Math Calculators/Area Calculator

Area Calculator

Calculate area of various shapes

Shape

calculators.area.labels.side

Math

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Written by the EachTools Team

Last updated: January 2026

How Area Is Calculated

Area measures the 2D space inside a shape. Different formulas apply to rectangles (l×w), triangles (½×b×h), circles (πr²), and more.

Steps

Select the shape.
Enter the required dimensions.
View the area in square units.