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Help!?!?These two rectangular prisms are similar. Find the volume of the larger rectangular prism
 one year ago
 one year ago
Help!?!?These two rectangular prisms are similar. Find the volume of the larger rectangular prism
 one year ago
 one year ago

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DirectrixBest ResponseYou've already chosen the best response.0
If two solids are similar, the cube of their scale factor is equal to the ratio of their volumes. In this problem, 4/12 or 1/3 is the scale factor.
 one year ago

DirectrixBest ResponseYou've already chosen the best response.0
The cube of (1/3) = 24/V where V is the volume of the larger prism.
 one year ago

DirectrixBest ResponseYou've already chosen the best response.0
(1/3)^3 = 24/V Solve the equation for V.
 one year ago

DirectrixBest ResponseYou've already chosen the best response.0
@not_so_smart Question?
 7 months ago

not_so_smartBest ResponseYou've already chosen the best response.0
I got 192cm3 but that's wrong. Whats the answer so I can work the steps backwards? thanks
 7 months ago

DirectrixBest ResponseYou've already chosen the best response.0
Is your question identical to this one? http://openstudy.com/study#/updates/523bf07ae4b00182897ed413
 7 months ago

DirectrixBest ResponseYou've already chosen the best response.0
@not_so_smart What equation did you use to get 192cm3 ?
 7 months ago

DirectrixBest ResponseYou've already chosen the best response.0
(1/3)^3 = 24/V 1/27 = 24/V Cross multiply: V = 27 * 24 V = ? @not_so_smart Just multiply those two numbers.
 7 months ago

not_so_smartBest ResponseYou've already chosen the best response.0
648? I think i get it now. Thank u. It helped to do it backwards.
 7 months ago

DirectrixBest ResponseYou've already chosen the best response.0
Yes, you are welcome.
 7 months ago
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