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OpenStudy (anonymous):
The width of a rectangular poster is half its length. The area of the poster is 128 square feet. What is the width of the poster?
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OpenStudy (anonymous):
area of rectangle = L*W =128 L* (0.5)L=128 L*L=256 root 256=16 L=16 W=0.5L=8
OpenStudy (cwrw238):
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