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Mathematical equations, algebra, and number theory

📂Arithmetic Calculators

Round to the Nearest Cent Calculator Round to the Nearest Dollar Calculator Round to the Nearest Hundred Calculator Round to the Nearest Hundredth Calculator

📂Trigonometry Calculators

Cos⁻¹ Calculator

📂Triangle Calculators

Pythagorean Theorem Calculator

📂Circle Calculators

Area of a Circle Calculator

📂3D Geometry Calculators

Area of a Sphere Calculator