File:Cone, Dandelin circles and hyperbola.svg

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ellipse (with description)

finding the focal points of an hyperbola using Dandelin spheres

vertices: blue
focal points: red
centers of Dandelin spheres: magenta
center of hyperbola: black
vertex of double cone: brown

Image set Shed with conic dormer

Technical drawings of a house with a shed roof and a conic dormer.
The intersection of the cone with the plane of the dormer window in an ellipse.
That with the roof is a hyperbola.

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Watchduck
You can name the author as "T. Piesk", "Tilman Piesk" or "Watchduck".

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Date/TimeThumbnailDimensionsUserComment
current21:40, 1 April 2024Thumbnail for version as of 21:40, 1 April 2024865 × 548 (10 KB)Watchduck (talk | contribs)Uploaded own work with UploadWizard

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