SOLUTION: I have tried to work out this question but on each occasion i have gotten a negative answer could you help me out please. THE QUESTION IS: Find the hypotenuse of

Algebra ->  Pythagorean-theorem -> SOLUTION: I have tried to work out this question but on each occasion i have gotten a negative answer could you help me out please. THE QUESTION IS: Find the hypotenuse of       Log On


   



Question 715123: I have tried to work out this question but on each occasion i have gotten a negative answer could you help me out please.
THE QUESTION IS:
Find the hypotenuse of a triangle whose sides are (x+1) (x+3) and
x .
How do I go about solving this problem.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the hypotenuse of a triangle whose sides are (x+1) (x+3) and x
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x+3 is the largest, so it's the hypotenuse
%28x%2B3%29%5E2+=+x%5E2+%2B+%28x%2B1%29%5E2+=+x%5E2+%2B+x%5E2+%2B+2x+%2B+1
x%5E2+%2B+6x+%2B+9+=+2x%5E2+%2B+2x+%2B+1
x%5E2+-+4x+-+8+=+0
Solve for x, etc