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 answer is 60 (wow this was a fast answer wish people answered my questions this fast)
Answer:
32
Step-by-step explanation:
Answer:
C
Step-by-step explanation: