SOLUTION: how can you tell what is a right or left triangle by just having numbers like 9in,12in,15in

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Question 418917: how can you tell what is a right or left triangle by just having numbers like 9in,12in,15in
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
how can you tell what is a right or left triangle by just having numbers like 9in,12in,15in
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The square of the largest number has to equal
the sum of the squares of the other two numbers.
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Question: 15*2 = 12^2 + 9^2
225 = 144 + 81
225 = 225
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Those could be the sides of a right triangle.
Cheers,
Stan H.
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