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If the length of a rectangle is increased by 20%, and its breadth is decreased by 20%, what will be the effects on that area? |
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Answer» LET length = 100 Breadth = 100 AREA = 100 X 100 = 10000 sq. unit New length = 100 + 100 x 20/100 = 120 New breadth = 100 - 100 x 20 /100 = 80 New area = 120 x 80 = 9600 sq. unit Area decrease = 10000 - 9600 = 400 sq. % decrease = ( 400/ 10000 ) x 100 = 4% hope it help u plz mark as a brainliest & follow me |
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