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OpenStudy (juan337492):
The area of a rectangle is 440 square centimeters. If the perimeter is 84 centimeters, find the length and width of the rectangle. (w)(84/2-w)=440.
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OpenStudy (danjs):
You can make two equations with Length L and width W. Area = Length x Width Perimeter = 2*Length + 2*Width
OpenStudy (danjs):
440 = L * W and 84 = 2*L + 2*W
OpenStudy (danjs):
Can you solve those for L and W?
OpenStudy (juan337492):
L=20 w=22 okay thanks
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