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Mathematics 11 Online
OpenStudy (anonymous):

help me! i need help checking my answer please

OpenStudy (anonymous):

OpenStudy (anonymous):

Dil to pagal hai. Dil dewanna hai

OpenStudy (anonymous):

im not dil diwanna 0-o

OpenStudy (anonymous):

@mathstudent55 @mathmale @Michele_Laino

OpenStudy (anonymous):

i think the scale factor here is 9 so i multiplied each side from the mdel by 9 to get the side lengths of the actual walkway

OpenStudy (anonymous):

sorry about that. do you still need help

OpenStudy (anonymous):

So i got these lengths for the actual size of the walkway EF =45in FG = 34 in HG=36 in EH= 27 in so i have to add all of these inchest up and convert them into feet right? would my answer be: 144 in / 12 in = 12 feet

OpenStudy (anonymous):

did i do this correctly?

OpenStudy (michele_laino):

please keep in mind that we have the subsequent scale factor: \[\huge \frac{{EF}}{{AB}} = \frac{{45}}{5} = \frac{9}{1}\]

OpenStudy (michele_laino):

so, we have: \(FG=4 \times 9=...?\)

OpenStudy (anonymous):

45 / 5 would be 9 right?

OpenStudy (anonymous):

36

OpenStudy (michele_laino):

that's right!

OpenStudy (michele_laino):

so the requested perimeter, is \(45+36+36+27=...?\)

OpenStudy (anonymous):

144 inches

OpenStudy (michele_laino):

that's right!

OpenStudy (anonymous):

so i divide that by 12 inches in order to get the total length in feet?

OpenStudy (michele_laino):

yes!

OpenStudy (anonymous):

so my final answer would be 12 feet?

OpenStudy (michele_laino):

that's right! :)

OpenStudy (anonymous):

thank you very much! :)

OpenStudy (michele_laino):

:)

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