Question

calcule a medida de x


A
x = 13,22




B
x = 14,22




C
x = 14,2




D
x = 10,22




E
x = 12,22

Answer 1

$\boxed{\begin{array}{l}\sf 16^2=18x\\\sf x=\dfrac{\diagdown\!\!\!\!\!\!16^8\cdot16}{\diagdown\!\!\!\!\!\!18_9}\\\sf x=\dfrac{128}{9}\\\sf x\approx14,22\\\huge\boxed{\boxed{\boxed{\boxed{\sf\maltese~alternativa~B}}}} \end{array}}$