SOLUTION: a farmer has 725 yf of fencing to enclose a rectangular pasture for her goats. Since one side of the pasture borders a river, that side does not need to be fenced. the sides of len

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Question 1084134: a farmer has 725 yf of fencing to enclose a rectangular pasture for her goats. Since one side of the pasture borders a river, that side does not need to be fenced. the sides of length must be twice as long as side b. find thr dimensions of the rectangular pasture.
Found 2 solutions by ikleyn, MathTherapy:
Answer by ikleyn(52781)   (Show Source): You can put this solution on YOUR website!
.
b + (2b) + b = 725.

Solve for b.

Then find the length as 2b.



Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!
a farmer has 725 yf of fencing to enclose a rectangular pasture for her goats. Since one side of the pasture borders a river, that side does not need to be fenced. the sides of length must be twice as long as side b. find thr dimensions of the rectangular pasture.
Obviously, shorter side = b

Then each longer side = 2b

We then get: b + 2(2b) = 725

5b = 725

Length of shorter side, or b:  

Length of a longer side, or 2b:  

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