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Hectometer and Square Hectometer – A Short Note
A hectometer (symbol: hm) is a unit of length in the metric system, equal to:
1 hectometer = 100 meters
Hectometers are not as commonly used in everyday measurements but can be useful for measuring medium-large distances, like the length of sports fields or large plots of land.
A square hectometer (symbol: hm²) is a unit of area representing a square with sides one hectometer long:
1 hm² = (100 m) × (100 m) = 10,000 m²
Square hectometers are used to measure fairly large areas, such as farms, parks, or large property plots.
In summary:
Hectometer (hm) measures moderate lengths (hundreds of meters)
Square hectometer (hm²) measures substantial areas (thousands of square meters)
Used in land measurement and agriculture contexts
Kilometer and Square Kilometer – A Short Note
A kilometer (symbol: km) is a unit of length in the metric system, equal to:
1 kilometer = 1,000 meters
Kilometers are commonly used to measure long distances, such as the length between cities, the distance traveled by vehicles, or the size of large geographical features.
A square kilometer (symbol: km²) is a unit of area representing a square that is one kilometer long on each side:
1 km² = (1,000 m) × (1,000 m) = 1,000,000 m²
Square kilometers are widely used to measure large surface areas, like the size of cities, countries, forests, or lakes.
In summary:
Kilometer (km) measures long lengths or distances
Square kilometer (km²) measures large areas
Commonly used in geography, travel, and land measurement