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Math calculator

Stadium Area Calculator

Calculate the area of a stadium shape made from a rectangle and two semicircles.

Stadium area: -
Visual representation

Stadium Area Calculator diagram

The diagram updates with your entries and is illustrative, not necessarily drawn to scale.

Calculation explained

How this result was calculated

The formula, your substituted values, and the evaluated result are shown below.

The two semicircular ends combine to one full circle. The straight length excludes the rounded ends.
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How the Stadium Area Calculator works

Calculate the area of a stadium shape made from a rectangle and two semicircles.

Formula

2 × radius × straightLength+π × radius × radius

How to use this calculator

  1. Enter every measurement using one consistent length or angle unit.
  2. Select Calculate to evaluate the formula.
  3. Review the substituted values in the calculation explanation.

Interpretation and limitations

The two semicircular ends combine to one full circle. The straight length excludes the rounded ends. Decimal answers are rounded for display; retain additional precision for subsequent calculations.

Geometry collection

This calculator belongs to the Plane Geometry section of the Math calculator library.

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