Calculadora de Circunferencia
Use the free online Calculadora de Circunferencia tool. Fast, private and easy to use — runs entirely in your browser. Part of our Calculadoras Matemáticas collection.
Calculadora de Área del Círculo
Find the area, circumference and diameter of a circle from its radius using A = πr².
Calculadora del Teorema de Pitágoras
Solve any missing side of a right triangle with a² + b² = c². Enter two sides and get the third.
Calculadora de Ecuación Cuadrática
Solve ax² + bx + c = 0 with the quadratic formula, including the discriminant and complex roots.
Simplificador de Fracciones
Reduce any fraction to lowest terms, see it as a mixed number and as a decimal.
Calculadora de MCD y MCM
Find the greatest common factor and least common multiple of two whole numbers instantly.
Calculadora de Cambio Porcentual
Work out the percentage increase or decrease between two values, plus the absolute difference.
Calculadora de Pendiente
Get the slope, line equation and distance between two points on a graph.
Calculadora de Circunferencia
Find the circumference and area of a circle from its radius or diameter with C = πd.
Calculadora de Exponentes
Raise any number to any power, including negative and fractional exponents.
Calculadora de Logaritmos
Compute the logarithm of any number in any base, with natural log and log base 10 included.
Calculadora de Factoriales
Calculate n! exactly for small numbers and in scientific notation up to 170!.
Simplificador de Razones
Simplify any ratio to lowest terms and see its 1 : n form — decimals supported.