Line segments are bounded by two endpoints
The line segment YZ is a median
From the complete question, the point Z is on line segment WX, where:
Segments WZ and XZ have equal measurements
This means that, segment YZ divides segment WX into equal segments
When a segment is divided into equal segment by a line, then the line is a median
Hence, segment YZ is a median
Read more about median at:
https://brainly.com/question/26402932