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

{
  "topic": "circle-area",
  "input_types": [
    "float"
  ],
  "input_labels": [
    "r"
  ],
  "input_values": [
    "8"
  ],
  "input_units": [
    "units"
  ],
  "input_descriptions": [
    "radius"
  ],
  "type": "Calculate",
  "title": "Area of Circle",
  "category": "Geometry",
  "shape": "Circle",
  "formula_mathjax": "\\(π r ^2\\)",
  "formula_mathjax_sub": "\\(π * r ^2\\)",
  "formula": "Math.PI * ( r ** 2)",
  "op_label": "Area of circle",
  "output_unit": "square units",
  "explanation": "The area of a circle is defined as the area enclosed in the circular shape."
}