Question

the rectangular prism shown has a surface area of 162 m over 2 if the height of the prism is changed to 21 meters and the other dimensions remain the same what happens to the surface area and I need work to

Answer 1

The difference in height = 21 - 7 = 14 m

The difference in Surface Area = (6 + 3 + 6 + 3) x 14
The difference in Surface Area = 18 x 14
The difference in Surface Area = 252 m² 

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Answer: The surface area will increase by 252m². (Answer B)
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