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the area of rectangle get reduced by 8unit if its length is reduced by 6unit and breadth is increased by 4unit if length is increase by 3unit and breadth by 5unit the area is increased by 119sq units find the di mentions of the rectangle |
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Answer» a-8 = (l-6)(b+4)a+119 = (l+3)(b+5)a=lba - 8 = lb +4l -6b -24 => 4l-6b = 16a+119 = lb + 5l +3b +15 => (5l +3b =104)x214l = 224l = 16b = 8 |
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