Geometry & ShapesFree Tool

Centroid Calculator

Provided byOmni Calculatoromnicalculator.com

If you're wondering how to find the centroid of a triangle or any other shape, look no further – this awesome centroi...

Screenshot of Centroid Calculator on Omni Calculator
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About this tool

What Centroid Calculator does

The Centroid Calculator on Omni Calculator determines the balance point, or geometric center, of two-dimensional shapes and sets of points. Users input vertex coordinates to receive the centroid's x and y coordinates, which can be copied or shared. The tool supports triangles, rectangles, trapezoids, kites, n-sided polygons, and any closed, non-self-intersecting shape with up to ten vertices. Beyond calculation, the page provides a written definition of a centroid as the center of mass for uniform objects and includes the centroid formula as the arithmetic mean of the vertices' coordinates. It also links to 26 related 2D geometry calculators, such as area and perimeter tools, creating a broader resource for design and math tasks.

Step by step

How to use the Omni Calculator Centroid Calculator

  1. 1

    Select the desired shape from the Shape dropdown menu

  2. 2

    Enter the x and y coordinates for each vertex in the provided input fields

  3. 3

    View the calculated centroid coordinates Gx and Gy displayed on screen

  4. 4

    Use the Share result or Clear all buttons to export or reset the calculation

Is it right for you

Best for

Students, teachers, and professionals in engineering, architecture, or design who need a quick, accurate way to find the centroid of polygons or point sets without manual computation.

Limitations

  • No unit switching available
  • Results depend on accurate vertex coordinate input
  • Polygon must be closed and non-self-intersecting to produce valid results
Questions

Centroid Calculator FAQ

Can the Centroid Calculator find the center of mass for 3D objects?
No, the tool is designed for two-dimensional shapes and sets of points only; it calculates the geometric center of flat, closed polygons.
What happens if I enter coordinates that create a self-intersecting polygon?
The calculator will not produce a valid centroid result, as the tool requires the shape to be closed and non-self-intersecting.
Is there a limit to how many vertices I can input?
Yes, the shape can have a maximum of ten vertices; fewer vertices are supported for standard shapes like triangles and rectangles.
Does the calculator show the formula used for the result?
The page includes the centroid formula as the arithmetic mean of the vertices' coordinates, but the calculator itself does not display the step-by-step computation for each run.
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