# Algebra

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one leg of a right triangle is 9 inches shorter than the other leg. the hypotenuse is 45 inches long how long is the shorter of the legs?

• Algebra -

x^2 + (x-9)^2 = 45^2

just guessing at a 3-4-5 triangle, try
27-36-45
yep. 27 is 9 less than 36.

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