To find this out, just divide 456, by the answer of 4.56
So once you divide that, you get 100.
So, n=100
CHECK:
456 divided by 100=4.56
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Hope this helped :)

We know that
.
Solve using cross multiplication of the last two fractions. I will use
to represent the width of the rectangle. 
Multiply. 
Divide both sides of the equation by
. 
B. 46 feet because 132/12=11 and 12+12+11+11=46
X's cancel 5y = 20 y= 4 X=0
Answer:
it's the second one a rhombus is a diamond