[tex]1.v = 4cm \: \times 6cm \: \times 8cm \\ = 192cm { }^{2} \\ 2.v = 4cm \: \times 6cm \times 2cm \\ = 48cm \: {}^{3} \\ 3.v = 3cm \times 9cm \times 4cm \\ = 108cm { }^{3} \\ 4.v = 8cm \: \times 9cm \times 4cm \\ = 288cm {}^{3} \\ 5.v = 4m \times 3cm \times 2cm \\ = 24cm \: {}^{3} [/tex]
