Answer :
C. The surface area of each piece is equal to the sum of half the surface area of the original block plus the area of the face created by the cut.
The option c is correct
What is rectangular prism ?
A rectangular prism is a polyhedron with two congruent and parallel bases. It is also called a cuboid. A rectangular prism has six faces, and all the faces are in a rectangle shape and have twelve edges. Because of its cross-section along the length, it is said to be a prism.
According to the question,
The surface area of each piece is equal to the sum of half the surface area of the original block plus the area of the face created by the cut.
Hence, option c is correct for given condition.
To learn more about rectangular prism from here
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