Respuesta :

The measure of ∠z is: 17

Why?

It is 17 because the triangle has to equal a total of 180°. To find the missing value, you have to subtract the values from the total.

180-73=107

107-90=17

Answer:

The measure of ∠z is: 17

Step-by-step explanation:

Why?

It is 17 because the triangle has to equal a total of 180°. To find the missing value, you have to subtract the values from the total.

180-73=107

107-90=17