Answer:
Step-by-step explanation: Just so you know we need to see the whole problem and l am actually already learned this im just finished with the Ratios
if the diameter of it is 12, its radius is half that or 6.

2(-4)2=-16
-2(2)4=-16
(3)2=6
-(-4)2=8
(2)4=8
8+8=16+6=22-16=6-16=-10
-10 is the final answer.
The answer is B. Hope this helps!(:
Answer:
a total of two seats on the bike