For item 2-5. Refer to the figure at the right.
2. How is WY related to ZT?
A. Angle bisector
C. Perpendicular bisector
B. Median
D. None of the choices
3. Which statement is not true?
A. WT WZ
B. ZWYZ = 90°
C. ZTWY = 90°
D. TY EZY
4. What is the value of x?
A. 7
B. 6
C. 5
D. 4.
5. What is the length of WZ?
A. 10
B. 12
C. 15
D. 20
