V=(π)(r^2)(h)
π=3
r=half of the diameter=4
h=12
V=(3)(4^2)(12)
= (3)(16)(12)
= 576 cm cubed
Ou paint 1/3 of a wall in 1/4 hour. At that rate, how long will it take you to paint one wall? rate = (area/time)
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rate = (1/3)/(1/4) = 4/3 job/hr
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time for job = 3/4 hr/job = 45 minutes to do the whole job.
Answer:
use google that is what I do. it is a good