Convert Dunam (Metric) to Square Centimeter
Convert dunams to square centimeters instantly. 1 dunam (metric) = 1e+7 square centimeter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Square Centimeter to Dunam (Metric) converter for the reverse conversion.
Units explained
Dunam (Metric)
A metric dunam is a unit of land area equal to exactly 1000 m² (0.1 hectare or about 0.247 acre). Used widely in Israel, Turkey, and the Middle East.
Originally an Ottoman unit of variable size (see Ottoman dunam). The metric dunam was standardized at exactly 1000 m² in the 20th century for ease of conversion.
Metric dunams are the standard land measurement unit in Israel for both residential and agricultural property. Also widely used in Turkey, Cyprus, and other former Ottoman territories.
Standardized at 1000 m² in 20th century; Ottoman origin.
Square Centimeter
A square centimeter is a metric unit of area equal to 10⁻⁴ m² (1 cm × 1 cm). It is widely used in everyday measurement, lab work, and small-area applications.
Derived by squaring the centimeter (1/100 of a meter). The centi- prefix comes from the Latin 'centum' (hundred).
Square centimeters express the cross-sectional area of pipes and cables, the surface area of small everyday objects, biological tissue samples, and many engineering quantities. The SI unit for medical/pharmaceutical dose-per-area is often expressed in cm².
Centimeter has been part of the metric system since 1795.
Dunam (Metric) to Square Centimeter conversion formula
The relationship between dunams and square centimeters:
To convert dunams to square centimeters, multiply the value in dunams by 1e+7. To reverse, multiply square centimeters by 1e-7.
How to use this converter
Type a value into the calculator. The result in square centimeters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Square Centimeter to Dunam (Metric) converter for the reverse direction.
Step-by-step: convert dunams to square centimeters
- Write down the value in dunams (dunam).
- Multiply that value by the factor 1e+7.
- The product is the equivalent value in square centimeters (cm²).
- To reverse, multiply the square centimeter value by 1e-7.
Worked examples
Example 1 — Convert 1 dunam to cm²:
1 × 1e+7 = 1e+7 cm²
Example 2 — Convert 100 dunam to cm²:
100 × 1e+7 = 1e+9 cm²
Real-world example — Long-haul to feature-scale
One dunam (metric) equals one billion square centimeters — useful in fiber-optic engineering, where total cable length is given in the larger unit but feature-level attenuation depends on micro-scale variations.
1 dunam × 1e+7 = 1e+7 cm²
Real-world example — Geographic to fiber-optic scale
One dunam (metric) equals one billion square centimeters. This conversion appears in fiber-optic specifications, where total link length is given in dunams but signal attenuation depends on micro-scale variations along the fiber.
1 dunam × 1e+7 = 1e+7 cm²
Dunam (Metric) to Square Centimeter conversion table
Standard reference values for converting dunams to square centimeters:
| Dunam (Metric) [dunam] | Square Centimeter [cm²] |
|---|---|
| 0.01 | 100000 |
| 0.1 | 1000000 |
| 1 | 1e+7 |
| 2 | 2e+7 |
| 3 | 3e+7 |
| 4 | 4e+7 |
| 5 | 5e+7 |
| 10 | 1e+8 |
| 20 | 2e+8 |
| 30 | 3e+8 |
| 40 | 4e+8 |
| 50 | 5e+8 |
| 100 | 1e+9 |
| 500 | 5e+9 |
| 1000 | 1e+10 |
Frequently asked questions
How many square centimeters is 1 dunam (metric)?
How do I convert dunams to square centimeters?
How do I convert square centimeters back to dunams?
How many square centimeters is 100 dunams?
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Metric / SI (5 units)
Imperial / US Customary (3 units)
Other Regional (9 units)
Sources & references
Conversion factor (1 dunam = 1e+7 cm²) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.