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A polygon has an area of 100 square inches and one of its sides is 20 inches long. If a second similar polygon has an area of 36 square inches, what is the length of the corresponding side in the second polygon?
5 in
8 2/3 in
12 in
33 1/3 in
 one year ago
 one year ago
A polygon has an area of 100 square inches and one of its sides is 20 inches long. If a second similar polygon has an area of 36 square inches, what is the length of the corresponding side in the second polygon? 5 in 8 2/3 in 12 in 33 1/3 in
 one year ago
 one year ago

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erdog82Best ResponseYou've already chosen the best response.0
ok so, I believe you need to st up a proportion
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
can u help me please
 one year ago

erdog82Best ResponseYou've already chosen the best response.0
so you know the areas of each polygon, right?
 one year ago

erdog82Best ResponseYou've already chosen the best response.0
do you need help? Because I am trying to help you.
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
Not one of the choices.
 one year ago

erdog82Best ResponseYou've already chosen the best response.0
did you see the drawing?
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
then i divided and i got 7.2 but thats not one of the option choices..
 one year ago

erdog82Best ResponseYou've already chosen the best response.0
oh yeah, what the heck?
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
Sorry but the ratio of the sides squared would be the ratio of the areas. And so the square root of the ratio of the areas would be the ratio of the sides.
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
So if the ratio of the areas is 36/100, the ratio of the sides is 6/10
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
7.2 is not an option for the answer.. answer options r .. 5 in. 8 2/3 in 12 in and 33 1/3 in
 one year ago

erdog82Best ResponseYou've already chosen the best response.0
@Mertsj you can help @rebecca1233 now... I guess you are better at this than I am
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
6/10=x/20 Solve that if you want the answer.
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
\[\frac{6}{10}=\frac{x}{20}\]
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
Can you solve that proportion?
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
hen divie by 1 which gives u 12
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
12 in is correct answer right?
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
i need help with another problem please
 one year ago

MertsjBest ResponseYou've already chosen the best response.1
Post it. Someone will reply.
 one year ago

rebecca1233Best ResponseYou've already chosen the best response.0
http://openstudy.com/study#/updates/50fdb892e4b00c5a3be598a7
 one year ago
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