I'm not sure but I think it's 40 water stations...
Can i see a picture of the triangle/ angle ?
Answer:
2x10=20 X=2
Step-by-step explanation:
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There are a lot of ways but here are a couple of examples.
1. 1,2,3,4,5 - 1,2,4,5,3 - 1,4,5,3,2...... So on Hope this helps:)
If you would like to simplify this equation, the only thing that you can do is simplify the radical.

=

Since 3 appears twice, we can factor it out of the radical. This gives us our answer of: