question_answer

The figure shows two identical shade squares, each of side 9 cm, placed within a rectangle. What is the perimeter of the rectangle?

A)  90 cm            

B)    45 cm

C)    27 cm            

D)    80 cm

Correct Answer: A

Solution :

The length of each side of a square = 9 cm Perimeter of the rectangle \[=(\text{18}+\text{27}+\text{18}+\text{27})\text{ cm }=\text{9}0\]