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b=8cm
c=14cm
Pp=ab=7×8=56cm²
Pb=2ac+2bc=2×7×14+2×8×14=196+224=420cm²
Pc=2×56+420=532cm²
v=56×14=784cm³
Pc=2*7*8+2*14*8+2*14*7=112+224+196=532
b=8
h=14
V=abh
V=7*8*14=784 cm³
Pc= 2*7*8+2*8*14+2*7*14= 112+224+196= 532 cm²