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2D Shapes

Ellipse Area and Dimensions Calculators

Overview:

Ellipse is a two-dimensional, oval-shaped geometric figure where the sum of the distances from any point on its curve to two fixed points, called foci, is constant. Unlike a circle with a single center point, an ellipse has two foci, creating its elongated appearance. The longest distance across the ellipse is the major axis, while the shortest distance is the minor axis. Ellipses are commonly found in astronomy (as planetary orbits), design, and art. The shape can be thought of as a stretched or squashed circle.

Calculator for Area and Dimensions of a Ellipse

Instructions:

  1. Enter all but one value in available calculator fields. refer to diagram for value definition.
  2. Choose the units you would like to use default value is meters (m).
  3. Choose how many decimal places you wish answer to round to, the default value is one.
  4. Press solve button to find remaining unknown value.
  5. To perform a new calculation or you wish to clear current values use the reset button to clear values and start again.
  6. The formulas used for each calculator can be viewed by expanding the 'Click to Show Formula' section below.
model of an ellipse

Area of a ellipse equals

if major radius (a) equals

and minor radius (b) equals

requirements not met -
please add all but one value in available fields.

Calculation History

Note: only shows calculations performed in current session - If you refresh the page all history will be removed.

Require different units not displayed?
CONVERT VARIOUS UNITS HERE

Click to Show Formula
image of used formula