Respuesta :

z=48 because it is a triangle so it will equal 180. You have 42 and 90 so far and you need a total of 180 so do the math
calculista

Answer:

The measure of angle z is equal to [tex]z=48\°[/tex]

Step-by-step explanation:

we know that

In the right triangle of the figure

[tex]z+42\°=90\°[/tex] -----> by complementary angles

so

solve for z

[tex]z=90\°-42\°=48\°[/tex]