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An accurate area conversion tool for square meters, hectares, acres, square feet, mu, and more.
Circle Area Calculator
Quickly calculate the area of a circle by entering the radius, diameter, or circumference. Supports custom units and precision settings.
Trigonometry Calculator
Calculate six trigonometric functions from radian values with custom decimal precision.
Inverse Trigonometric Function Calculator
Accurately calculate radian values for inverse trig functions like arcsin and arccos. Supports 6 function types and custom decimal precision.
Prime and Composite Number Calculator
Instantly identify prime, composite, or special numbers. Supports batch checking and mathematical property analysis.
Circle Area Calculator
Quickly calculate the area of a circle by entering the radius, diameter, or circumference. Supports custom units and precision settings.
Trigonometry Calculator
Calculate six trigonometric functions from radian values with custom decimal precision.
Inverse Trigonometric Function Calculator
Accurately calculate radian values for inverse trig functions like arcsin and arccos. Supports 6 function types and custom decimal precision.
Prime and Composite Number Calculator
Instantly identify prime, composite, or special numbers. Supports batch checking and mathematical property analysis.
Least Common Multiple (LCM) Calculator
Quickly calculate the least common multiple (LCM) of two or more integers. Supports space-separated number list input.
When dealing with land surveys, real estate listings, or international documents, manually converting different area units (such as square meters, acres, or mu) is both time-consuming and prone to errors. This tool provides instant area unit conversion. Simply enter an area value and select its original unit to instantly get the conversion results for all commonly used area units at once. Area is a measure of the size of a surface, and its base SI unit is the square meter (m²). All other units are converted based on specific conversion ratios relative to it.
1. How many square meters are in one mu?
One mu is approximately equal to 666.667 square meters. This is the standard conversion rate between the traditional Chinese area unit "mu" and the international unit "square meter".
2. How does the tool handle very large or very small value conversions?
The tool uses high-precision floating-point calculations internally. However, for extremely large or small values, there may be minuscule rounding errors due to the inherent limitations of computer floating-point precision. We recommend using the "Precision" setting in the tool to control the number of significant digits based on your actual needs.
Please ensure you enter a valid number. Selecting the correct original unit is essential for accurate results. The output is affected by the selected precision; setting it too high may display meaningless trailing digits. This tool performs all calculations entirely on the front end and does not store or upload any of your input data, so your privacy is guaranteed.
When comparing cross-border real estate or land data, pay special attention to the unit systems. For example, when reading a US property deed, the area is typically measured in "Acres" or "Square Feet (Sq Ft)", whereas "Square Meters" or "Mu" are commonly used in China. A typical conversion example is: 1 Acre ≈ 4046.86 Square Meters ≈ 6.07 Mu. When handling important documents, we recommend using this tool for cross-validation and noting whether different countries have consistent definitions for units like "Hectare" (equal to 10,000 square meters) and "Are" (equal to 100 square meters) to ensure data accuracy.
