Question

The perimeter of 4 squares is 20 cm, 32 cm, 36 cm and 40 cm respectively. What will be the area of the square having perimeter equal to sum of edges of 4 squares? (in sq.cm)

A 64 sq.cm
B 121 sq.cm
C 100 sq.cm
D 81 sq.cm
E 144 sq.cm
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