SOLUTION: what will be the volume of five equal solid cubes,each of side 5cm,that are placed adjacent to each other in a row ?

Question 811786: what will be the volume of five equal solid cubes,each of side 5cm,that are placed adjacent to each other in a row ?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
The volume of the set of five cubes is the same, no matter how you arrange them.
You could figure the volume of each cube, and multiply times 5, or you could reason that the whole arrangement is a right rectangular prism with sides measuring 5cm, 5cm, and 25cm.
I like to think of them as individual cubes.
The volume of each cube is

and the total volume of the 5 cubes is

To me, that calculation seems easier than calculating that the prism formed by the 5 cubes is long,
and then calculating the volume of the prism as

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