- Volume Calculator
- Area Calculator
- Perimeter Calculator
- Surface Area Calculator
- Circle Calculator
- Rectangle Calculator
- Triangle Calculator
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Area of a Rectangle CalculatorCalculate the area of a rectangle instantly with A = length × width. Also returns perimeter and diagonal for any unit you enter.
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Rectangle Area and Perimeter CalculatorCalculate the area and perimeter of a rectangle from its width and height. Enter both sides in the same length unit to get area in unit squared and perimeter.
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Rectangle CalculatorFree rectangle calculator: enter length and width to instantly find the area, perimeter, and diagonal of any rectangle with clear formulas.
