Answer: 
Step-by-step explanation:
Given : Hot air balloons generally descend at a rate of 200 to 400 feet per minute.
Also, Four balloons descend 200 feet per minute for 9 minutes.
Then, the total change in altitude for all 4 balloons will be :-

Hence, the total change in altitude for all 4 balloons will be : Balloon descends 18 feet in 4 minutes.
Area of a circle is 3.14r^2
radius is 7 (half of 14)
3.14(7)^2
=153.9
The point slope form of the line is:
D. y+4=2/5(x+7)
Answer:
23
Step-by-step explanation:
you add 10m(h) plus 8m(w) plus 15m(l)
Answer:
<R=95 degrees (vertical angle theorem).
Step-by-step explanation: