The radius of the sphere decreases at the rate of 6 m/ sec
That is, 
Surface Area of the sphere of radius r is given by 
Differentiating with respect to t,


Answer:
D
Step-by-step explanation:
Sinusoid graphs look like regular waves.
It is obvious that only I and III look like waves.
II is known as a stepwise function.
Answer:
80 square yards
Step-by-step explanation:
so you have to divide 20 into 100 to see how much each sheep gets. Each sheep gets 5 square yards. Then you just multiply how much each sheep gets by 5 and get 80 square yards.
Answer:
-12 + 3 - (10x - 15x + 96)
Step-by-step explanation:
B "it's" means (it is) and that would not make sense if it fell on it is side .