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OpenStudy (anonymous):
the length of a rectangular banner is 5 feet longer than its width. If the area is 104 square feet, find the dimensions
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OpenStudy (anonymous):
This may seem hard but it's fairly easy.
OpenStudy (anonymous):
You know that the formula to find the area of a rectangle is A= w x l
OpenStudy (anonymous):
104 = w x l Now you know that the length is 5 feet longer than it's width so you can replace l by w + 5 New equation: 104 = w + w + 5
OpenStudy (anonymous):
Now isolate w and you've got your width and then you can find your length
OpenStudy (anonymous):
I got 13, 8 but I am lost
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