question_answer

The given figure is obtained by placing a rectangle on top of another identical rectangle. The length of a rectangle is 5 cm and its breadth is 2 cm. Find the perimeter of the figure. 

A)  20 cm                      

B)  15 cm              

C)         14 cm                 

D)        18 cm                         

Correct Answer: A

Solution :

Perimeter of the figure = AB + BC + CD + DE + EF + FG + GH + HI + IJ + JK + KL + LA = (AB + CD + FE) + (BC + AL + JK) + (DE + FG + HI) + (GH +IJ + KL)