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

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Directrix
 one year ago
Best ResponseYou've already chosen the best response.0If 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.

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

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

Directrix
 one year ago
Best ResponseYou've already chosen the best response.0@not_so_smart Question?

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

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

Directrix
 one year ago
Best ResponseYou've already chosen the best response.0@not_so_smart What equation did you use to get 192cm3 ?

Directrix
 one year ago
Best 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.

not_so_smart
 one year ago
Best ResponseYou've already chosen the best response.0648? I think i get it now. Thank u. It helped to do it backwards.

Directrix
 one year ago
Best ResponseYou've already chosen the best response.0Yes, you are welcome.
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