Answer:
No.
The dresser's width(28.74in) is greater than the remaining free width(10in) in the room.
Step-by-step explanation:
First, convert the chest width into inches,
To find the excess width after fitting the bed in her room, we subtract the bed width from the room's width:

Since 10in is less than 28.74in, the dresser will not fit next to her bed.
Answer:
second one
Step-by-step explanation:
Answer:
Neither
Step-by-step explanation:
Check if it's arithmetic:
-8, -3, 6, 11, -22
+5 +6 +5 -33
Nope
Check if geometric:
-8, -3, 6, 11, -22
*3/8 *-2 *11/6 *-2
Nope
So it's neither
About 40 swimmers maybe more
If this is supposed to be

Then this can simply be reduced to

by the double angle formula for cosine