Assertion: ellipse's area | /r/HasProperty | enclosed by ellipse
Facets:
Source sentences:
text: The area enclosed by an ellipse is πab, where (as before) a and b are one-half of the ellipse's major and minor axes respectively.
text: Estimate the area enclosed by the ellipse just by looking at the squares inside it
text: The area enclosed by an ellipse is <
text: The area enclosed by an ellipse is $ \pi ab $ , where (as before) $ a,b $ are 1/2 of the ellipse's major and minor axes respectively.
text: The area enclosed by an ellipse is πab, where π is Archimedes' constant.