The length of rectangle is increased by 20% and the width is decreased by 20% . What is the percentage increase or decrease of the area of the rectangle .
Created: 6 years ago |
Updated: 2 years ago
best des
We can let L = the original length
and W = the original width
Thus, the original area of the rectangular is LW and the new area is 1.2L× 0.8W = 0.96LW
So, the area is decreased by 4%
Md Azizur Rahman
Founder of Satt
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