Answer:
WXZ and YXU
Step-by-step explanation:
All verticle angles are opposite to each other. Look at it like an X, verticle angles would be the top and bottom or the side and other side.
Just multiply 20 x 30 and you get 600 and that is your answer :3<span />
1)Y=165000(1-0.04)^t
2)y=165000(1-0.04)^20=?? Use the calculator