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,


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Answer:
471
Step-by-step explanation:
do to the number in the tenths place not being higher than 5 all number past the decimal become zero and the whole number stay the same
Answer:
22/7 * 3 * 3 * 6 ~ 169.65 cubic centimeters
Answer:
10.35 is the closest to the perimeter of the window.
Step-by-step explanation:
hope it helps