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a= semi-major axisb= semi-minor axisA= area
Area
Generalisation of the circle area formula (when a = b = r, A = πr²).
Find axis from area
Rearrange when one axis and the area are known.
Find a
Find b
a= semi-major axis
b= semi-minor axis
A= area
An ellipse is an oval shape defined by two radii: semi-major axis (a) and semi-minor axis (b). Area calculation is simpler than circumference, using a straightforward formula.
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