A) 18 cm
B) 20 cm
C) 28 cm
D) 30 cm
Correct Answer: B
Solution :
\[\left. \begin{align} & \text{Side}\,\text{of}\,\text{1st}\,\text{square=4cm:Area=16c}{{\text{m}}^{\text{2}}} \\ & \text{Side}\,\text{of}\,\text{2nd}\,\text{square}\,\text{=}\,\text{3cm:}\,\text{Area=9}\,\text{c}{{\text{m}}^{\text{2}}} \\ \end{align} \right\}\]You need to login to perform this action.
You will be redirected in
3 sec