SOLUTION: a rectangle has a length of 9 inches and a perimeter of 30 inches. what is the perimeter of a similar rectangle with a width of 3 inches.

Question 742014: a rectangle has a length of 9 inches and a perimeter of 30 inches. what is the perimeter of a similar rectangle with a width of 3 inches.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
See carefully how the length of one rectangle is given and the width of the other similar rectangle is given.
First rectangle:

Dimensions: Length 9, Width 6.

Similar rectangle is of width 3, therefore, since distance dimensions are in proportion 3/6=1/2, the length is .
Dimensions: length , width 3.

Perimeter of this similar rectangle is . Done.
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