Respuesta :

SINAZEUS
the answer is around 16.65



you can get help from Pythagoras theorem :
[tex] {b}^{2} = {21}^{2} - {14}^{2} \\ {b}^{2} = 441 - 196 = 245 \\ b = \sqrt{245} = 16.65[/tex]




good luck
Cokevspepsi
I believe it is 16.65.
Hope this helps.

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