It has 1 pair of parallel sides.
28. Each person will get 2 pieces. 1/6=2/12
29. Each teacher will get 9 cookies. 1/4=(sorry, I'm not sure)
30. Each student will get 4 slices.1/16=4/64
31. She has made five.
Hope this helped :)
B. because jk and cb are on the same spot
4.4 inches because once you add 2 and 2 you 50 then add ten and you get 60
Can you please take a picture of each pair of points