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If the side of a square increases by 40%, then the area of the square increases by-

If the side of a square increases by 40%, then the area of the square increases by- Correct Answer 96%

প্রথম side যদি x হয় তবে 40% inctease এর পর তা হবে 1.4x, প্রথম ক্ষেত্রফল = x2 বাড়ার পর ক্ষেত্রফল = 1.96x2 so, 96% increase

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