The answer to the question
Answer:

Step-by-step explanation:
Step 1
Find the value of x
we know that
In an inscribed quadrilateral the opposites angles are supplementary
so
In this problem

substitute the values and solve for x




step 2
Find the measure of angle B

substitute the value of x

The first one
You start at -2 and go up 1 and to the right 1
Answer:8
Step-by-step explanation: