Answer:
-816.8 ft²/min
Step-by-step explanation:
The rate of change of area is the product of the rate of change of radius and the circumference of the circle. At the time of interest, ...
dA/dt = C·dr/dt = 2πr·dr/dt
dA/dt = 2π·(26 ft)(-5 ft/min)
dA/dt = -260π ft²/min ≈ -816.8 ft²/min
Answer: 72 gallons
Step-by-step explanation: I added 5 and 3 then multiplied by 9.
Step-by-step explanation:

• y2 → -1
• y1 → 5
• x1 → 4
• x2 → -3

20 I apologize if this is wrong
Answer:
1176
Step-by-step explanation:
i hope this helps out