More Non-Euclidean Geometry...

Does Brianchon theorem remain true under non-Euclidean geometry?

Does the Butterfly Theorem holds under the non-Euclidean geometry?

Does this theorem of Pascal remain true under the non-Euclidean geometry?

Construct a pair of tangents from an external point of a circle.

Illustrate the Poncelet's porism for non-Euclidean geometry.