To find: The length and width of the rectangular corral. .
Answer to Problem 13CT
Length is 50 m and width is 30 m.
Explanation of Solution
Given information: Kristen built a rectangular corral with a fence on three sides and one side is side of the barn is used. She used 130m of fencing and length is 20m longer than the width.
Formula used:
Calculation:
Kristen used 130m for fencing and one width side of the perimeter is covered by side of barn.
So,
Substitute p as 130.
Length is 20m longer than the width.
Substitute equation (2) into the first equation(1) for ā lā
Subtract both sides 40.
Divide both sides by 3
Substitute w as 30 into any of the equations to find l
Conclusion: length is 50 m and width is 30 m.
Chapter 1 Solutions
Algebra: Structure And Method, Book 1
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