The answer is A, because 43 of the flights were from UA and were on time, this is out of a whole of 87 flights.
Answer:
(
−
5
)
(
−
4
)
Step-by-step explanation:
Not 100 percent sure
Answer: 1962.4 cubic mm
Step-by-step explanation:
The volume of the larger cone is 
The volume of the smaller cone is
.
So, the volume is 
Answer:
The approximate value of the area is 
Step-by-step explanation:
we know that
The area of the circle (landing pad) is equal to

we have

substitute

----> exact value of the area
Find the approximate value
assume 
------> approximate value of the area