Respuesta :

Recall that the diagonals of a rectangle are congruent. Therefore, we can set the following equation:

[tex]z+53=2z.[/tex]

Solving the above equation for z, we get:

[tex]\begin{gathered} 2z-z=53, \\ z=53. \end{gathered}[/tex]

Answer:

[tex]z=53.[/tex]