Online Calculators

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Prime Number Checker

Check if a number is prime. Works for numbers up…

📐 Math & Statistics

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Circle Calculator

Calculate area, circumference and diameter of a circle.

📐 Math & Statistics

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Rectangle Calculator

Calculate area, perimeter and diagonal of a rectangle.

📐 Math & Statistics

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Triangle Calculator

Calculate area and perimeter of a triangle.

📐 Math & Statistics

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Pythagorean Theorem Calculator

Calculate the hypotenuse or any side of a right triangle.

📐 Math & Statistics

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Quadratic Equation Solver

Solve quadratic equations ax² + bx + c = 0.

📐 Math & Statistics

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Cube Calculator

Calculate volume, surface area and diagonal of a cube.

📐 Math & Statistics

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Cylinder Calculator

Calculate volume and surface area of a cylinder.

📐 Math & Statistics

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Sphere Calculator

Calculate volume and surface area of a sphere.

📐 Math & Statistics

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Cone Calculator

Calculate volume and surface area of a cone.

📐 Math & Statistics

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Trapezoid Area Calculator

Calculate area of a trapezoid from parallel sides and height.

📐 Math & Statistics

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Distance Between Two Points

Calculate the distance between two points in a 2D coordinate…

📐 Math & Statistics

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