SOLUTION: Lisa drives her car fourty-six miles south, then thirteen miles east. How far is she from where she started?

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Question 1001550: Lisa drives her car fourty-six miles south, then thirteen miles east. How far is she from where she started?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
We are asked to find the hypotenuse of a right triangle of legs 46 miles and 13 miles.
c%5E2+=+a%5E2+%2B+b%5E2
is what we use to find c.
c^2 = 46^2 + 13^2
c^2 = 2116 + 169
c^2 = 2285 so that
c = 47.8 miles