Answer:
2.5z^2+3z+4.2
Step-by-step explanation:
The answer is C. 7.1 feet.
I hope this helps.
Answer:

Step-by-step explanation:
The angle T is:


Now, the length of v is determine by the Law of Sines:



Answer:
The answer is $19.44
Step-by-step explanation:
First you have to find 25% of $28.80 (which is 7.20). Then, you subtract the $7.20 from your 28.80. You do that because you are getting a 25% discount. Then, you find 10% of $21.60 (your answer for the 25% discount) and you subtract 10% of $21.60. After that, you get your total of $19.44.
I hope you find this helpful.