 | Mungo Murray - 1754 - 490 pages
...taken for fuch, without any fenfible error. P'RO B. IX. To find the Area of an Ellipfis. * As every ellipfis is equal to a circle, whofe diameter is a mean proportional betwixt the tranfverfe and conjugate diameters, and this is found by multiplying the tranfverfe diameter... | |
 | Charles Hutton - 1788 - 728 pages
...between the conjugate diameters, to the ellipfe. — This follows from corollary 2. Coral. 6. The ellipfe is equal to a circle whofe diameter is a mean proportional between the two axes. From corollary 4.. Corel. 7. As an ellipfe : is to the reiftangle of its two axes, or to... | |
 | Abram Robertson - 1802 - 348 pages
...G, and therefore the ellipfe л F в G is to the circle AD в E as FG to А в. Cor. i. An ellipfe is equal to a circle, whofe diameter is a mean proportional between its axes. For, by the above, FG : А в : : the ellipfe AF в с, or the circle a R s : the circle... | |
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Ellipfis is equal to a Circle, whofe Diameter is a mean Proportional! between the Tranfverfe and conjugate Diameters of the Ellipfis. 