Answer:
-54 ft/min
Step-by-step explanation:
Find this rate of change as follows: (change in altitude) / (time).
Here, that would be -378 ft / 7 min = -54 ft/min
Answer:
7.005 m^2.
Step-by-step explanation:
We can split this into one vertical rectangle 3.45 * 0.9 m^2
2 rectangles 2 * 0.75 = 1.5 m^2
1 rectangle 1.2 * 0.75 m^2
= 3.105 + 2 * 1.5 + 0.9
= 7.005 m^2.
