Select a category
Conversion Formula:
Convert Cuerda to Square Kilometer (cda to km²) instantly with accurate, readable results.
Convert between square meters, acres, square feet, hectares, and other common units with our Area Unit Converter. This intuitive unit conversion tool helps you calculate land size, floor space, and surface area across both metric and imperial systems. Whether you're working on real estate, construction, or geography tasks, our area unit conversion calculator ensures precise and instant results.
Cuerda (PR) - regional land area
Cuerda is a regional land-area unit used officially in Puerto Rico, defined by law as exactly 3,930.395625 square meters. Used in real estate, agriculture, and land records across Puerto Rico; historical values elsewhere vary by country and era.
- Names/aliases: cuerda, cuerdas (plural)
- System: Regional (Puerto Rico; non-SI, accepted alongside SI)
- Exact (Puerto Rico): 1 cuerda = 3,930.395625 m² = 0.3930395625 ha
- Imperial/US equivalents: 1 cuerda ≈ 0.97122191 acres ≈ 42,306.4263 ft²
- Typical examples: parcel sizes, farm plots, zoning and cadastral documents in Puerto Rico
Square kilometer (km²) - large SI unit of area
Square kilometer is an SI unit of area equal to the area of a square with sides of 1 kilometer. Used for city sizes, land cover, and geographic mapping.
- Symbol: km²
- System: SI derived unit
- Exact relations: 1 km² = (1000 m)² = 1,000,000 m² = 100 ha = 10⁸ dm² = 10¹⁰ cm² = 10¹² mm²
- Imperial/US equivalents: 1 km² ≈ 0.386102159 mi² ≈ 247.105381 acres
- Typical examples: municipality areas, national park extents, watershed and habitat mapping