The denominator.....i dont really understand the question
The dimensions of the rectangular portion of the window should be 4 by 4.
To maximize area, we make the dimensions as close to congruent as possible. Since there will be 3 sides on the rectangular portion with a frame around them, we divide 12 by 3:
12/3 = 4
This means it should be 4 by 4.
Answer:
Option C. 
Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its perimeters is equal to the scale factor
and
The scale factor is equal to the ratio of its corresponding sides
Let
z-----> the scale factor

simplify

Division, because the process is a lot shorter than using a fraction.
Answer:
The answer is 3.703 repeating
Hope this helps!!!
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Step-by-step explanation: