1.
A. 3.75
B. 1.5
C. 3
D. 4.5
2.
A. 30
B. 16
C. 8
D. 15


1)
b: 3.75 since it is half of the segment that measures 7.5, this is proven because the line in the middle is a bisector of the top and bottom line indication that both half measure the same; 3.75
2) 15 not sure why