question_answer

In the figure 1, 2, 3, and 4 are Squares. The perimeter of the Square 2 a respectively 16 and 20 units. Find the area of whole figure.

A)  320 Sq. unit

B)  318 Sq. unit

C)  314 Sq. unit

D)  321 Sq. unit

Correct Answer: B

Solution :

Area of whole fig\[={{4}^{2}}+{{5}^{2}}+{{9}^{2}}+{{14}^{2}}\] 16 Sq. units + 25 Sq. units + 81 Sq. units + 196 Sq. units = 318 Sq. units