Help me im so stressed!!! i wanna cry. i need an answer. this is serious!! pleeeze!!!?

They are both wrong. Prism one is longer by one inch. If the base is 20"squared, and you have 10 layers each 1'' high, you have 200 cubic inches. Prism two has a larger base but if you have 9 one inch layers you get 450 cubic inches. You should be able to figure that out yourself.