Answer:
i got 2808 in3 which wasn't on the list and i was extremely confused, i redid the problem multiple times and got the same answer, i used a calculator AND searched of the web, it still gave me the same answer, if those are the only options something might be wrong, the answer should be 2808 in3.
Answer:
Prism A:

Prism B:

Step-by-step explanation:
Given
See attachment for prisms

Required
Determine the surface area of both prisms
Prism A is triangular and as such, the surface area is:

Where

and

Such that a, b and c are the lengths of the triangular sides of the prism.
From the attachment;

So, we have:




Also:




So:



Prism B is a rectangular prism. So, the area is calculated as:

From the attachment


So:


Answer:
Dina's friend is jealous of Dina's confidence so she wanted to "what up" her :)
Step-by-step explanation:
I don't know the anwser sorry and what grade are u in
I think it's 12x.
I'm not a 100% sure though, but I hope this helps. =^D