2. Fill in the blank. In the triangle below, z = _____.

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]