Answer:
here is the answer
Step-by-step explanation:
The answer is 120
m∠z= 58.7
Remember, all triangles sum up to 180 degrees.
So, the equation would be: 31.3+90+m∠z= 180.
Step 1- Add to simplify.
(31.3+90)+m∠z= 180
121.3+m∠z= 180
Step 2- Subtract to both sides.
-121.3 -121.3
