Calcula área y perímetro para 9 formas — rectángulo, cuadrado, círculo, triángulo, trapecio, paralelogramo, elipse, sector y rombo
This free area calculator handles nine common geometric shapes — rectangle, square, circle, triangle, trapezoid, parallelogram, ellipse, circular sector, and rhombus. Pick a shape, type the dimensions, and you get both the area and the perimeter (where applicable) in real time, along with the formula and calculation breakdown so you can follow every step.
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