Answer:
A
Step-by-step explanation:
Since x is along the entire parallelogram we will use cosine to figure out it's length.
First we do cos(40) and get cos(40)=.7660
This .7660 is equal to
or 
So we do .7660*4 and get 3.064 in for x
A is the only option with x=3.06 so it is the correct answer
Step-by-step explanation:
my answer is x-7
hmmm.. I hope its correct#
Answer:
20 times an hour so 20 times 48 is 960 1920-960 is 960 gallons so there is 960 gallons of water left
Answer: 9/10
Step-by-step explanation: .
Answer:

Step-by-step explanation:
Combine all the like terms & then solve:

