Question

Name the marked angle in 2 different ways.

Answer 1

• ∠Y
• ∠XYW
• ∠WYX

Explanation:

You want the name of the angle with vertex Y and formed by rays YX and YW.

Angle naming

An angle can be named several different ways. One is to name the two rays that form the angle with their common point (the angle vertex) in the middle of the name.

Rays YX and YW form this angle, so we can call it either of ...

angle XYW

angle WYX

Point Y is the vertex of only one angle, the one we're looking at, so we can also name it by naming the vertex:

angle Y

__

Additional comment

Sometimes an angle has a designator located within the angle (between the rays that form it). The angle can also be named by naming that designator: angle 1, angle x, ...