Geometry calculators

Spatial formulas for areas, volumes, and curved surfaces.

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Calculators built for geometry scenarios.

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Calculates circle area and circumference from radius or diameter.

Computes cylinder volume plus lateral and total surface area.

Area, perimeter, apothem, and angles for any regular polygon.

Computes hypotenuse, area, perimeter, and angles from the two legs.

Finds the volume and surface area of a sphere from its radius.