SOLUTION: A rectangular field with an area of 8000m^ is enclosed by 400m of fencing. Determine the dimensions of the field to the nearest tenth of a metre.
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Question 1097710: A rectangular field with an area of 8000m^ is enclosed by 400m of fencing. Determine the dimensions of the field to the nearest tenth of a metre.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the width of the field
Let = the length of the field
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Now I can say:
Use qudratic formula
This solution doesn't work since you end up with negative answer, so
The field is 55.3 by 144.7
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Check answer:
Error due to rounding off, think
also:
OK
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