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19 September, 04:30

The length of marshall's rectangular poster is 2 times its width. if the perimeter is 24 what is the area of the poster

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  1. 19 September, 04:50
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    let the length be 2x and width is x ... then the perimeter will be 2x+x+2x+x=24 ... 6x=24 ... x=4 ... so the lenggth is 8 and width is 4 ... and the area becomes 8.4=32 ... so the are is 32
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