help me please answer all of them

Answer:
Below
Step-by-step explanation:
Front = 3 x 4 = 12 cm^2
Back = 3 x 4 = 12 cm^2
Right = 3 x 4 = 12 cm^2
Left = 3 x 4 = 12 cm^2
top = 3 x 3 = 9 cm^2
Add em all up : 57 cm^2
Hope this helped!
Answer: 57 cm^2
Step-by-step explanation:
4(3)(4)+(3)(3) = 57