Ellipse Calculator
Calculate ellipse area, perimeter, and eccentricity from semi-major and semi-minor axes.
Inputs
units
units
Results
Area
47.12
Perimeter25.53
Eccentricity0.8
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Formula
Area = πab, Perimeter ≈ π(3(a+b) - √((3a+b)(a+3b)))Related Calculators
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