Answer:
1260 inches squared
Explanation:
Bottom: 24*6=144
Bottom front: 24*12=288
Bottom back: 24*12=288
Left side: 6*2=72
Right side: 6*12=72
Left top: 6*15=90
Right top: 6*15=90
Top front: (24*9)/2=216/2=108
Top back: (24*9)/2=216/2=108
144+288+288+72+72+90+90+108+108=1260