SOLUTION: you have made a quilt that is 4 by 5 feet. You want to use the remaining 10 square feet of fabric to add a decorative border of uniform width. What should the width of the border b
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Question 804759: you have made a quilt that is 4 by 5 feet. You want to use the remaining 10 square feet of fabric to add a decorative border of uniform width. What should the width of the border be?
PS. This is what I tried, x(x-5)=10
x^2-5X=10
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Did you just guess at something that you thought might fit a pattern for this sort of problem or did you actually have some sort of logic behind your attempt at setting this up? If you did have a logical thought process, I would be very interested to hear what it is.
If the uniform width is
, then one dimension of the entire quilt after the border has been attached is
since you are adding
width to each side. Likewise, the other dimension must be
. Without the border, the area is 4 times 5, or 20 square feet. Since you intend to add 10 square feet, the entire area has to be 30 square feet. Hence:
Solve the factorable quadratic for the positive root.
John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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