plural of straight angle

The steepest angle at which granular material can be piled without material sliding off of the pile.

plural of angle of repose

A form of roadside car parking where the parking spaces are arranged at an acute angle to the direction of approach, allowing the driver to enter a space easily and later reverse back out.

An angle of incidence at which light with a particular polarization is perfectly transmitted through a transparent dielectric surface, with no reflection.

plural of angle shaft

plural of angle bar

plural of angle tie

plural of angle brace

plural of angle iron