A) 121 sq. cm
B) 101 sq. cm
C) 81 sq. cm
D) 169 sq. cm
Correct Answer: A
Solution :
Given area of square = 100 \[side\times side=100=10\times 10\] \[\Rightarrow \]Side = 10 cm Increased in side of square = 10% of 10 = 1 \[\therefore \] New side = 10 + 1 = 11 \[\therefore \] Area of new square \[={{\left( 11 \right)}^{2}}=121sq.cm.\]You need to login to perform this action.
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