SOLUTION: The width of a rectangular poster is one-half of its length. The area of the poster is 128 sq. ft. Click on the equation that will determine the length.
Let L = length.
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Question 257281: The width of a rectangular poster is one-half of its length. The area of the poster is 128 sq. ft. Click on the equation that will determine the length.
Let L = length.
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
x*2x=128
2x^2=128
x^2=64
x=8 ft
2x=16 ft
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