question_answer

The figure given shows two identical rectangles, each measuring 8cm by 4 cm, overlapping one another. The shaded area is \[\frac{1}{4}\] of each rectangle. Find the perimeter of the unshaded part of the figure.

A)  34 cm            

B)    36 cm

C)    28 cm            

D)    26 cm

Correct Answer: B

Solution :

Perimeter of the unshaded part \[=(\text{8}+\text{2}+\text{4}+\text{4}+\text{8}+\text{2}+\text{4}+\text{4})\text{ cm}=\text{36 cm}\]