12) 12, 8
12 - 8 = 4
12 + 8 = 20
Answer: 4 < x <span>< 20
13) 11, 3
11 - 3 = 8
11 + 3 = 14
Answer: 8 </span>< x <span>< 14
Hope this helps :)</span>
Rhombus or diamond, but not a square or rectangle
The answer I got to this was 2.3 but I don't know if that's correct.
Answer:
8. none
Step-by-step explanation:
20√288
=240√2
=339