Question

A rectangle with a perimeter of 4848 units is the image of a rectangle that was dilated by a scale factor of start fraction, 3, divided by, 2, end fraction
2
3
​
. Find the perimeter of the preimage, the original rectangle, before its dilation. Round your answer to the nearest tenth, if necessary.
Answer
Attempt 1 out of 2

units units
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Answer 1

Perimeters scale by the same factor as linear dimensions. So the original perimeter = 4848 ÷ (3/2) = 4848 × (2/3) = 3232 units.