question_answer

An aquarium is in the form of a cuboid whose external measures are\[80\text{ }cm\times 30\text{ }cm\times 40\text{ }cm\]The base, side faces and back face are to be covered with a coloured paper. Find the area of the paper needed.

A)  \[2000\,c{{m}^{2}}\]    

B)  \[8000\,c{{m}^{2}}\]     

C)         \[3000\,c{{m}^{2}}\]    

D)         \[1000\,c{{m}^{2}}\]