For this case we have that by definition, the surface area of a cone is given by:

Where:
A: It's the radio
s: It's the slant
Substituting according to the data we have:

If we round:

Answer:
True
Answer:
left, 8
down, 5
Step-by-step explanation:
Answer:
B. y=(x-1500)/4
Step-by-step explanation:
Given that:
Monthly budget = x dollars
Monthly mortgage = $1500
Recreational activities = 1/4 of remaining budget
Amount in dollar spent on recreational activities =
(Monthly budget - monthly mortgage) * 1/4
(x - 1500) * 1/4
Hence,
y = (x - 1500) / 4
Answer:
-21
Step-by-step explanation:
It would have to be -21 because there's -7, but the threes not negative so it would have to be -21