SOLUTION: a brace for a shelf has the shape of a right triangle. its hypotenuse is 20 inches and the legs are equal in length. How long are the legs of the triangle

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Question 980987: a brace for a shelf has the shape of a right triangle. its hypotenuse is 20 inches and the legs are equal in length. How long are the legs of the triangle
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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A=B
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A%5E2%2BB%5E2=C%5E2 Substitute for B
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A%5E2%2BA%5E2=%2820in%29%5E2
2A%5E2=400in%5E2
A%5E2=200in%5E2
A=sqrt%28200in%5E2%29
A=14.14in
ANSWER: Each leg is 14.14 inches.