Inscribed angle theorems exist for ellipses, hyperbolas and parabolas, too. Photoshop provides an array of shape tools including rectangles, rounded rectangles, ellipses, polygons and lines. There are three primary types of conic sections&colon; ellipses (including circles), parabolas, and hyperbolas. Additional primitives like rectangles, ellipses, and even text can be built from these. He then demonstrated similar results for hyperbolas and ellipses. Users can use squares, circles, ellipses and hexagons for the mark zone. "Remark&colon;" Steiner's generation is also available for ellipses and hyperbolas. The use cases are represented by either circles or ellipses. The non-degenerate cylindrical sections are ellipses (or circles). Hence, the coordinate surfaces are prisms of confocal ellipses and hyperbolae. The sheets are thus warped into spheres, ellipses, or cylinders. Planet orbits are always cited as prime examples of ellipses (Kepler's first law). These definitions correspond to ellipses and hyperbolae. The temporal discontinuity can be expressed by the deliberate use of ellipses. These two ellipses are rotated relative to another.