Perimeter Calculator
Compute the perimeter for rectangles, squares, and simple isosceles triangles.
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Mathematics
Circumference Calculator
Compute the circumference (perimeter) of a circle given the radius.
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Statistics
Basic Statistics Calculator
Compute mean, median, mode, variance, standard deviation, sum, and more for lists of numbers.
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Utilities
Basic Calculator
A simple online basic calculator for quick arithmetic and percent operations.
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