19. An hourglass, composed of two identical cones, is 12 cm tall. The radius of each cone is 3 cm. If you want to fill the bottom half of the hourglass 2/3 full of salt, how much salt will you need? Explain the method you would use to find the amount of salt.
V= πr^2 h/3
V= π3^2 6/3
V= 56.55
2/3= 0.6666666666666667
56.55*0.6666666666666667= 37.7
is that right???
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OpenStudy (kelsey.benton00):
Where are you getting 2/3 ?
OpenStudy (kelsey.benton00):
Ohh I see, you're right (: Nice job
OpenStudy (anonymous):
just a sec it didnt paste right ;)
OpenStudy (kelsey.benton00):
Gotcha. Yeah, you solved it correctly :p
OpenStudy (anonymous):
ight thanks ;) you da bomb
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OpenStudy (kelsey.benton00):
Yeeah I get that alot c;
OpenStudy (anonymous):
pfft im tagging you in the next right the ;) ;)
OpenStudy (kelsey.benton00):
oh great make me your math slave why don't ya
OpenStudy (anonymous):
sounds like a good idea to me aha
OpenStudy (kelsey.benton00):
I actually suck at math, so sucks for you ;p
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