Question

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A rectangular prism is filled with cubes as shown below. Which expression
represents the volume of the prism in cubic inches?
4 x 2 x 5
4+2 +5
5 in.
2 in.
(4+2) x 5
4 in.
= 1 cubic inch
4x (2+5)

Answer 1

The answer to this problem is 4 x 2 x 5. When you multiply all three sides of the cube, you get 40. When you solve the other “answers,” they do not equal to 40.