Answer:
A=152.32 cm^2
Explanation:
A=2(wl+hl+hw)
A=2(6.8*3.4+5.2*3.4+5.2*6.8)
A=2(23.12+17.68+35.36)
A=2(76.16)
A=152.32
3.4m questions
4.3m answers