{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/pyramid-frustum-calculator/schema.json",
  "title": "Pyramid Frustum Calculator inputs",
  "description": "Calculate volume and surface area for a square-pyramid frustum.",
  "type": "object",
  "properties": {
    "bottomSide": {
      "title": "Bottom square side a",
      "type": "number",
      "default": 10,
      "minimum": 0.000001,
      "x-step": 0.001
    },
    "topSide": {
      "title": "Top square side b",
      "type": "number",
      "default": 6,
      "minimum": 0,
      "x-step": 0.001
    },
    "height": {
      "title": "Vertical height h",
      "type": "number",
      "default": 8,
      "minimum": 0.000001,
      "x-step": 0.001
    }
  },
  "required": [
    "bottomSide",
    "topSide",
    "height"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/pyramid-frustum-calculator/",
    "queryExample": "https://askcalculators.com/calculator/pyramid-frustum-calculator/?bottomSide=10&topSide=6&height=8",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "V = h(a² + ab + b²) ÷ 3; lateral area = 2(a + b)ℓ"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/pyramid-frustum-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "1.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-09-01",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "volume": {
        "title": "Volume",
        "type": "number",
        "x-format": "number",
        "x-digits": 8,
        "x-primary": true
      },
      "lateralArea": {
        "title": "Lateral area",
        "type": "number",
        "x-format": "number",
        "x-digits": 8
      },
      "surfaceArea": {
        "title": "Total surface area",
        "type": "number",
        "x-format": "number",
        "x-digits": 8
      },
      "slantHeight": {
        "title": "Slant height",
        "type": "number",
        "x-format": "number",
        "x-digits": 8
      }
    }
  }
}