{
  "id": "rhombus-calculator",
  "version": "1.0.0",
  "name": "Rhombus Calculator",
  "shortName": "Rhombus",
  "description": "Calculate rhombus area and perimeter from diagonals or from side and height.",
  "category": "Math & Statistics",
  "categorySlug": "math-statistics",
  "keywords": [
    "rhombus",
    "calculator",
    "rhombus calculator"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/rhombus-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."
  },
  "urls": {
    "page": "/calculator/rhombus-calculator/",
    "definition": "/calculator/rhombus-calculator/definition.json",
    "schema": "/calculator/rhombus-calculator/schema.json",
    "llms": "/calculator/rhombus-calculator/llms.txt",
    "legacyDefinition": "/calculator/rhombus-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/rhombus-calculator/?mode=diagonals&diagonal1=10&diagonal2=8&side=6.403124&height=5",
  "queryParameters": {
    "mode": {
      "label": "Known measurements",
      "type": "select",
      "required": true,
      "default": "diagonals"
    },
    "diagonal1": {
      "label": "Diagonal d₁",
      "type": "number",
      "required": true,
      "default": 10
    },
    "diagonal2": {
      "label": "Diagonal d₂",
      "type": "number",
      "required": true,
      "default": 8
    },
    "side": {
      "label": "Side length",
      "type": "number",
      "required": true,
      "default": 6.403124
    },
    "height": {
      "label": "Height",
      "type": "number",
      "required": true,
      "default": 5
    }
  },
  "inputs": [
    {
      "id": "mode",
      "label": "Known measurements",
      "type": "select",
      "required": true,
      "defaultValue": "diagonals",
      "options": [
        {
          "label": "Diagonals d₁ and d₂",
          "value": "diagonals"
        },
        {
          "label": "Side and height",
          "value": "sideHeight"
        }
      ]
    },
    {
      "id": "diagonal1",
      "label": "Diagonal d₁",
      "type": "number",
      "required": true,
      "defaultValue": 10,
      "min": 0.000001,
      "step": 0.001
    },
    {
      "id": "diagonal2",
      "label": "Diagonal d₂",
      "type": "number",
      "required": true,
      "defaultValue": 8,
      "min": 0.000001,
      "step": 0.001
    },
    {
      "id": "side",
      "label": "Side length",
      "type": "number",
      "required": true,
      "defaultValue": 6.403124,
      "min": 0.000001,
      "step": 0.001
    },
    {
      "id": "height",
      "label": "Height",
      "type": "number",
      "required": true,
      "defaultValue": 5,
      "min": 0.000001,
      "step": 0.001
    }
  ],
  "outputs": [
    {
      "id": "area",
      "label": "Area",
      "format": "number",
      "primary": true,
      "digits": 8
    },
    {
      "id": "perimeter",
      "label": "Perimeter",
      "format": "number",
      "digits": 8
    },
    {
      "id": "sideResult",
      "label": "Side length used",
      "format": "number",
      "digits": 8
    },
    {
      "id": "acuteAngle",
      "label": "Acute interior angle",
      "format": "number",
      "digits": 6,
      "suffix": "°"
    }
  ],
  "formula": {
    "expression": "from diagonals A = d₁d₂ ÷ 2 and s = ½√(d₁² + d₂²); from side and height A = sh"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "mode": "diagonals",
        "diagonal1": 10,
        "diagonal2": 8,
        "side": 6.403124,
        "height": 5
      }
    }
  ],
  "sources": []
}