The answer would be 2, 41° i think
Yes, because you can multiply $3 by 3 to get $9 and 6 muffins by 3 to get 9 muffins.
1. figure name triangular prism
bases 4
faces 4
edges 6
verticies 4
skew lines idk sorry
2. figure name hexagonal based triangular prism
bases 1
faces 7
edges 12
verticies 7
skew lines sorry idk
for skew lines, this might help