Using proportions, considering original measures of 10 feet, we have that:
A proportion is a fraction of total amount.
In this problem, the total amount is the original measures of 10 feet.
The horizontal measurement has a scale factor of 75%, hence:
[tex]h = 0.75(10) = 7.5[/tex]
The vertical measurement has a scale factor of 150%, hence:
[tex]h = 1.5(10) = 15[/tex]
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