[tex]\huge\underline { \mathcal{Answer}}{:}[/tex]
[tex] = length \times width \times height[/tex]
[tex] = 0.8 \times 1.6 \times 2.4[/tex]
[tex] = 3.072 \: meters^{3} [/tex]
sᴏ ᴛʜᴇ ᴀɴsᴡᴇʀ ɪs 3.072 m[tex]^{2}[/tex]
ʜᴏᴘᴇ ɪᴛs ʜᴇʟᴘ
[tex]\huge\red{\boxed{{ᴍᴀᴛʜ ǫᴜᴇ̈ᴇ̈ɴ}}}[/tex]