(photography) The viewpoint from which something is photographed or filmed.

(geometry) Any of the opposite angles formed by intersecting lines. / (geometry) The angle at the apex of an isosceles triangle or cone.

plural of vertical angle

(mathematics) Angular component of a polar coordinate representation. / (astronomy) Angle between incident light and reflected light.

plural of opposite angle

The angle at which shock waves separate from an object travelling supersonically. The angle is related to the Mach number of the supersonic object.

plural of angle level

plural of angle of torsion

(geometry) The indefinitely small angle between two consecutive osculating planes of a curve of double curvature.

plural of corresponding angle