SOLUTION: A rail is laying on the ground and is 1 km long. On a hot day it expands 10cm in length. How high is the rail off the ground on a hot day?

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Question 632355: A rail is laying on the ground and is 1 km long. On a hot day it expands 10cm in length. How high is the rail off the ground on a hot day?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
It's still on the ground.
Cheers,
Stan H.