the original length of a square was 20 cm before its length and width was. increased by 10%.find the %change in area
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It is simple. Just take 10% of 20 that is 2. Add 2 to 20 now you will get 22. According to the formula of area of square take the square of 22 then the answer is 484 sq.cm
sakshi495:
answer is 17.36%
now reply
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