Which shows the dimensions of two rectangular prisms that have volumes of 72 cm3 but different surface areas?FAST WILL GIVE MEDAL

A.

6 cm by 3 cm by 4 cm;
12 cm by 2 cm by 3 cm

B.

2 cm by 4 cm by 9 cm;
9 cm by 4 cm by 2 cm

C.

3 cm by 3 cm by 8 cm;
2 cm by 6 cm by 8 cm

D.

6 cm by 3 cm by 4 cm;
9 cm by 4 cm by 3 cm

Question

Which shows the dimensions of two rectangular prisms that have volumes of 72 cm3 but different surface areas?FAST WILL GIVE MEDAL

A. 
 
6 cm by 3 cm by 4 cm; 
12 cm by 2 cm by 3 cm

B. 
 
2 cm by 4 cm by 9 cm; 
9 cm by 4 cm by 2 cm

C. 
 
3 cm by 3 cm by 8 cm; 
2 cm by 6 cm by 8 cm

D. 
 
6 cm by 3 cm by 4 cm; 
9 cm by 4 cm by 3 cm

kittiwitti1 · Answer

Well, I'd help you find the answer, but I'm short on time for my own homework so I'll tell you this:
Multiply the three values together (e.g. x cm by y cm by z cm becomes x times y times z) to get the volume for each. If both xyz values match (=72) then you've got your answer. :)