I’m thinking A but you can always look up x and y coordinate graphs to double check
Answer:
y=10
Step-by-step explanation:
A line is 180°
6x10=60
120+60=180
Hope this helps :)
Answer: OPTION B
Step-by-step explanation:
You must find the value of XZ as following:

You must calculate the value of YZ as following:

Now, you can calculate the value of tan(Y), then you obtain:

When you rationalized the expresion, you obtain:


its b !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!