Answer and Explanation
Your Answer is
Correct Answer is D
Explanation
Because AB is parallel to CD, there are internal alternate angles and antivertical angles, and x=∠FJB=∠AJK=∠JKD, so x+y=180
9. In the figure below, 
is parallel to 
, and 
intersects and at J and K, respectively. Which of the following equations must be true?
