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1. Convert Online
2. Mathematics
3. Geometry
4. Semi-Circle Circumference

\(r\)

(radius)

units

Circumference

units

Copy

How to use this Semi-Circle Circumference Calculator 🤔

1. Enter ✎ value for radius \((r)\).
2. As soon as you enter the required input value(s), the Semi-Circle Circumference is calculated immediately, and displaed in the output section (present under input section).

Semi-Circle Circumference

The circumference of a semi-circle is the sum of diameter and the length of the semi-circular arc.

Formula

To calculate the semi-circle circumference, you can use the following formula.

Circumference = \( (π + 2 ) r \)

where

Calculation

{
  "topic": "semi-circle-circumference",
  "img": {
    "width": 299,
    "height": 198
  },
  "input_types": [
    "float"
  ],
  "input_labels": [
    "r"
  ],
  "input_values": [
    "8"
  ],
  "input_units": [
    "units"
  ],
  "input_descriptions": [
    "radius"
  ],
  "examples": [
    {
      "r": 10
    },
    {
      "r": 2
    }
  ],
  "type": "Calculate",
  "title": "Semi-Circle Circumference",
  "category": "Geometry",
  "shape": "Semi-Circle",
  "formula_mathjax": "\\( (π + 2 ) r \\)",
  "formula_mathjax_sub": "\\( ( π + 2) \\times r \\)",
  "formula": "( Math.PI + 2) *  r ",
  "op_label": "Circumference",
  "output_unit": "units",
  "description": "The semi-circle circumference calculator calculates the circumference of a semi-circle by taking its radius as input.",
  "explanation": "The circumference of a semi-circle is the sum of diameter and the length of the semi-circular arc."
}