SOLUTION: In the figure above, if WX/XY=5/7, XY/YZ=7/9, and YZ=18, How long is WZ? a.7 b.10 c.24 d.32 e.42

Question 907685: In the figure above, if WX/XY=5/7, XY/YZ=7/9, and YZ=18, How long is WZ?
a.7
b.10
c.24
d.32
e.42
Answer by CubeyThePenguin(3113) (Show Source): You can put this solution on YOUR website!
W at point 0
X at point 5
Y at point 5 + 7 = 12
Z at point 12 + 9 = 21

WX/XY = 5/7, XY/YZ = 7/9, YZ = 18

WZ = 21 * 2 = 42
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