If a rectangle's length and width are both doubled, by what percent is the rectangle's area increased?
Created: 6 years ago |
Updated: 2 years ago
best des
Let the initial length and width be L and W respectively.
Initial area = L×W
New length = 2L
New width = 2W
New area = 2L×2W = 4 L×W
Increase in area = (4 L×W - L×W) / (L×W) × 100% = 300%
Md Azizur Rahman
Founder of Satt
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