47.05 is the anwser.
When I used the calculator.
Answer: 382.728 Estimate: nearest ten: 380 nearest <em>tenth: </em>382.7
X=5
i can send the work if you need it
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
