Will give brainlest worth 20 points
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This situation shows that the sides lengths of rectangle P is three times longer than the similar sides on Q. x correlates to 4 ft, and 9 ft correlates to y.
This means x = 3*4 and 9 = 3*y.
x = 12 (simplification)
y = 9/3 (division)
y = 3 (simplification)