Ellipse Calculator
Enter the semi-major axis (a) and semi-minor axis (b) of an ellipse to compute its area and an approximation of its circumference using Ramanujan's formula.
Inputs
Results
Area
75.398224 sq units
Circumference (approx)
31.730875
Eccentricity
0.745356
Linear Eccentricity
4.472136
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