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1. Convert Online
2. Mathematics
3. Geometry
4. Circle Area using Diameter

\(d\)

(diameter)

units

Area

square units

Copy

How to use this Circle Area using Diameter Calculator 🤔

1. Enter ✎ value for diameter \((d)\).
2. As soon as you enter the required input value(s), the Circle Area using Diameter is calculated immediately, and displaed in the output section (present under input section).

Circle Area using Diameter

The area of a circle is defined as the area enclosed in the circular shape.

Formula

To calculate the circle area using diameter, you can use the following formula.

Area = \({\ \dfrac{π * d ^2}{4}\ }\)

where

Calculation

{
  "topic": "circle-area-using-diameter",
  "img": {
    "width": 246,
    "height": 246
  },
  "input_types": [
    "float"
  ],
  "input_labels": [
    "d"
  ],
  "input_values": [
    "8"
  ],
  "input_units": [
    "units"
  ],
  "input_descriptions": [
    "diameter"
  ],
  "examples": [
    {
      "r": 6
    },
    {
      "r": 1
    }
  ],
  "type": "Calculate",
  "title": "Circle Area using Diameter",
  "category": "Geometry",
  "shape": "Circle",
  "formula_mathjax": "\\({\\ \\dfrac{π * d ^2}{4}\\ }\\)",
  "formula_mathjax_sub": "\\({\\ \\dfrac{π \\times d ^2}{4}\\ }\\)",
  "formula": "Math.PI * ( d ** 2) / 4",
  "op_label": "Area",
  "output_unit": "square units",
  "description": "The circle area calculator calculates the area of a circle by taking its diameter as input.",
  "explanation": "The area of a circle is defined as the area enclosed in the circular shape."
}