1. Convert Online⇨
2. Mathematics⇨
3. Geometry⇨
4. Circumference of Circle

{
  "topic": "circle-circumference",
  "input_types": [
    "float"
  ],
  "input_labels": [
    "r"
  ],
  "input_values": [
    "8"
  ],
  "input_units": [
    "units"
  ],
  "input_descriptions": [
    "radius"
  ],
  "type": "Calculate",
  "title": "Circumference of Circle",
  "category": "Geometry",
  "shape": "Circle",
  "formula_mathjax": "\\(2π r \\)",
  "formula_mathjax_sub": "\\(2π * r \\)",
  "formula": "2*Math.PI *  r ",
  "op_label": "Circumference of circle",
  "output_unit": "units",
  "explanation": "The circumference of a circle is the distance around the outer boundary or edge of the circle."
}