The correct answer would be A. x=20/3 because it is proportional.<span />
Answer:

Step-by-step explanation:
see the attached figure to better understand the problem
we know that
----> by angle addition postulate
substitute the given values

Answer:
wait who is that again?
Step-by-step explanation:
1 stone = 20 square inches
1 stone * 30 = 20 square inches * 30
30 stones = 600 square inches