Definition:Sector/Angle

From ProofWiki
Jump to navigation Jump to search

Definition

Sector.png

The angle of a sector is the angle between the two radii which delimit the sector.

In the above diagram, the angle of the sector $BAC$ is $\theta$.


The conjugate angle of $\theta$ also forms a sector, denoted $CAB$ (see above).


Also known as

The angle of a sector is also seen referred to as a central angle.


Sources