The letter that will be on the front and back side of the rectangular prism are respectively; Letter C and A
A rectangular prism is defined as a three-dimensional shape, that has six faces, where all the faces (top, bottom, and lateral faces) of the prism are rectangles such that all the pairs of the opposite faces are congruent.
Now, we see that from the unfolded image, that is is clear that side E is the left side of the cuboid.
Secondly, we see that F is the other side of the cuboid and this leaves us with sides A, B, C and D.
Now, when the net is folded into the rectangular prism, we will see that the letter at the front will be C while the letter at the back will be A.
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