If the diagonal of a square is radic 2 times the diagonal of a rectangle whose perimeter and breadth...........

Quantitative Aptitude(IBPS RRB CL) Mensuration 2D

If the diagonal of a square is √2 times the diagonal of a rectangle, whose perimeter and breadth are 62 cm and 7 cm respectively, then find 40% of the difference between the area of the square and the rectangle.

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