plane angle

noun

, Mathematics.

1. an angle between two intersecting lines.

plane angle

noun

1. an angle between two intersecting lines

Word History and Origins

Origin of plane angle¹

First recorded in 1820–30

Example Sentences

As it was built in nearby Filton - where Concorde was designed and built - it was very much in keeping with their local plane angle too, he said.

From BBC

Definition 8 states, “A plane angle is the inclination to one another of two lines in a plane which meet one another and do not lie in a straight line.”

From Scientific American

A plane angle is the inclination to each other of two lines in a plane which meet each other and do not lie in a straight line.

From Project Gutenberg

If a solid angle be contained by three plane angles, any two of them are together greater than the third.

From Project Gutenberg

A solid angle is that which is made by more than two plane angles meeting in one point and not lying in the same plane, as the angle of a cube.

From Project Gutenberg