If the length of the rectanglebis increased by 40 per cent and its breadth is decreased by 40 per cent . What will be the percentage change in its perimeter ?
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The length of a rectangle is increased by 40 percent and it's breadth is increased by 40 percent as well, then the area of the rectangle is increased by? The new base and height are 40% more than b and h. That is 40% more than the original 100% of each. So the new base B = 140% of b.
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