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Algebra
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Ken wants to build a table and put a border around it. The table and border must have an area of 3,276 square feet. The table is 36 inches wide and 72 inches long without the boarder. Which quadratic equation can be used to determine the thickness of the border, x?
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4x2 + 216x + 2,592 = 0 4x2 + 216x - 684 = 0 2x2 + 216x - 3,276 = 0 x2 + 108x + 3,276 = 0
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can you show work as well i dont know how to d it at all
First draw a rectangle without the border |dw:1414892329334:dw|
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this rectangle is 36 by 72 |dw:1414892362479:dw|
now add on the border, which is let's say x inches wide |dw:1414892395002:dw|
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