SOLUTION: explain why 12 inches, 20 inches, and 16 inches is a right triangle

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Question 590566: explain why 12 inches, 20 inches, and 16 inches is a right triangle
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
It is a multiple of the 3,4,5 right triangle.
3*4,4*4,4*5
12,16,20
or you can use a^2+b^2=c^2
12^2+16^2=20^2
144+256=400