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04-03-2022
Mathematics

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Find the value of x.

Find the value of x class=

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sqdancefan sqdancefan

05-03-2022

Answer:

x = 100

Step-by-step explanation:

The ratios of long side to hypotenuse are the same for all these triangles.

x/(x+10) = (x+10)/(x+21)

x^2 +21x = x^2 +20x +100 . . . . . multiply by (x+10)(x+21), expand

x = 100 . . . . . . . . . . . . . . . . subtract x^2 +20x

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