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crystal1
Group Title
The ratio of the heights of two similar rectangular prisms is 2:3. What is the ratio of their lateral areas?
8:27
2:5
4:9
1:0.33
 one year ago
 one year ago
crystal1 Group Title
The ratio of the heights of two similar rectangular prisms is 2:3. What is the ratio of their lateral areas? 8:27 2:5 4:9 1:0.33
 one year ago
 one year ago

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jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
If the ratio of two sides is x:y then the ratio of the surface areas is x^2:y^2
 one year ago

crystal1 Group TitleBest ResponseYou've already chosen the best response.1
thank you
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
you're welcome
 one year ago

crystal1 Group TitleBest ResponseYou've already chosen the best response.1
what ^ means
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
x^2 means \(\Large x^2\)
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
the ^ tells the next number to go up and become an exponent
 one year ago

crystal1 Group TitleBest ResponseYou've already chosen the best response.1
oh ok lol
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
sry I should have been more clear, let me know what you get for the answer
 one year ago

crystal1 Group TitleBest ResponseYou've already chosen the best response.1
so the correct answer is b
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
no
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
2^2 = ???
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
yes, 2^2 = 4 and 3^2 = 9 so if the sides are in ratio of 2:3, then the surface areas are in ratio of 4:9
 one year ago

crystal1 Group TitleBest ResponseYou've already chosen the best response.1
thanks for the medal and hellp
 one year ago

jim_thompson5910 Group TitleBest ResponseYou've already chosen the best response.0
you're welcome, you earned it by getting the correct answer and you hopefully see how to get it?
 one year ago
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