I don't know what using disk means, sorry but I know that,...
7÷2=3.5
HOPE THIS HELPED :)
ANSWER
3
EXPLANATION
The given polynomial is

The terms of the polynomial are:
First term:

Second term:

Third term:

Therefore the given polynomial has 3 terms.
Answer:
Surface Area = 165.06 inches 2
Step-by-step explanation:
5.1 in.
3 in.
8.3 in.
Surface Area = 2×(5.1×3 + 5.1×8.3 + 3×8.3)
= 165.06 inches 2
It is a i told you already