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guapotaco8102
06.05.2021 •
Mathematics
Mr. Turner needed to rent a moving van. Company A charges a rate of $90 per hour plus a truck fee of $40. Which inequality shows the number of hours she can rent the truck if she can not spend more than $385?
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Ответ:
220 cubic units.
Solution given:
for small cylinder
r=1
and for large cylinder
R=5+1=6
height for both [h]=2
Now
Volume of solid=πR²h-πr²h=πh(R²-r²)
=3.14*2(6²-1²)=219.8 =220 units ³.