Hi,
6. there is 12 on the top and bottom 16 on the side and 24 on the face
12+16+24=52 all together
7.it woul be A,C because one to big and one to small
8.lwh=length width height so add then together 12ft
9.3X8X12=288m3 So its b
10.IT's IN 3 because 3 numbers
