Mathematics
Niahopkins
6

A doll house uses a scale factor of 1 over 12 . The perimeter of a square room in the doll house is 36 inches . What is the length of the full size room ? show work

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(1) Answers
Kendrillian

k= 1/12 perimeter of doll house= 36 inches :. length of doll house= 36inches / 4                                = 9 inches length of actual= length of doll house x k(inverse) :. actual lenght= 9 inches x 12/1                      = 108 inches

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