B. 9*10^16 (because in question give it)
B. 3*10^9 (because answer to first question is divided by seconds in one year (365*24*60*60).
See the attached picture:
to the nearest tenth = 9.2
Since each girl gets 11 sticker that means that there are 22 stickers in the pack.
11x2=22
Answer:
Convex, since none of the angles are greater than 180°