A) 12 cm
B) 13 cm
C) 14 cm
D) None of these
Correct Answer: D
Solution :
[d] Let the side of the square be x cm. Then,\[{{(x+4)}^{2}}-{{x}^{2}}=60\]\[\Rightarrow \]\[8x+16=60\] \[\Rightarrow \] \[8x=44\] \[\Rightarrow \]\[x=5.5\,cm\] \[\therefore \] Each side \[=5.5\,cm\] |
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