Question

Each side of a rectangle is increased in length by 20%. What is the percentage increase in the area?

Answer 1

Answer:

New length =(120/100x)m=(6/5x)m. New breadth =(120/100y)m=(6/5y)m. New Area =(6/5x × 6/5y)m2=(36/25xy)m2. Hence, Increase % =(11/25xy × 1/xy × 100)%= 44%

Step-by-step explanation:

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