A) 7 cm
B) 9 cm
C) 11 cm
D) 16 cm
Correct Answer: B
Solution :
Let the side of one square \[=x\,cm\] \[\therefore \] The side of another square \[=(x+2)\,cm\] According to question, \[{{(x+2)}^{2}}-{{x}^{2}}=32\] \[\Rightarrow \] \[(x+2-x)(x+2+x)=32\] \[\Rightarrow \] \[2x+2=16\] \[\Rightarrow \] \[x=7\] \[\therefore \] Length of longer \[=7+2=9\,cm\]You need to login to perform this action.
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