SOLUTION: find the length of WV?

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Question 1011447: find the length of WV?
Found 2 solutions by ikleyn, Freezie:
Answer by ikleyn(53763) About Me  (Show Source):
You can put this solution on YOUR website!
.
The proportion is 

abs%28VU%29%2Fabs%28WV%29 = abs%28VT%29%2Fabs%28VU%29,   or


15%2Fx = 39%2F15,


x = 15%5E2%2F39,

where x = |WV|.


Answer by Freezie(16) About Me  (Show Source):