SOLUTION: One-fifth the perimeter of a building is 50 feet. The length of the building is 30 feet longer than the width. What is the area of the building?
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Question 759023: One-fifth the perimeter of a building is 50 feet. The length of the building is 30 feet longer than the width. What is the area of the building?
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
the perimeter of a building is .
....eq.1......the perimeter of a building
of the perimeter is ; so, the perimeter of a building is =>
then
...solve for
......eq. 1a
if the length of the building is longer than the width , than
.......plug in eq.1a
......eq. 1a....solve for
now find
the area of the building is
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