The hypotenuse of a right traingle is 17cm long.Another side of the triangle is 7 cm longer than the
题目
The hypotenuse of a right traingle is 17cm long.Another side of the triangle is 7 cm longer than the third side.Determine the unknown side lengths.
答案
8cm,15cm,17cm
x^2+(x+7)^2=17^2
解出x=8
举一反三
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