SOLUTION: A closed box is 7dm by 4dm by 5dm. What is its total surface area? And its volume?

Question 828922: A closed box is 7dm by 4dm by 5dm. What is its total surface area? And its volume?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The box is 7 x 4 x 5
Think of it as a 7 x 4 rectangle
laying flat on a table. with a
height of 5.
-----------------
There are (2) 7 x 4 surfaces
There are (2) 7 x 5 surfaces
There are (2) 4 x 5 surfaces
That is surfaces total

square units
----------------------------------
The volume is cubic units

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