SOLUTION: if the length of a rectangle increases by 15% and breadth decreases by 15%, then percentage change in area is

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Question 1071779: if the length of a rectangle increases by 15% and breadth decreases by 15%, then percentage change in area is
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
xy=A

-
%281.15x%29%280.85y%29=%281.15%29%280.85%29xy=%281.15%29%280.85%29A
0.9775A


1-0.9775=0.0225

2.25% decrease in area