Your answer will be letter b.)
Answer:
x=14
Step-by-step explanation:
If the square from GAI are 6 cm, then the other half of the triangle is also 6 inches long. Because it is not an even sided triangle, all the sides shouldnt be the same size. If you multiply 6 by 2 you get 12. 7 times 6 is 42. 42 divided by 3 is 14. The value of X should be 14.

Actually Welcome to the Concept of the Linearity.
Since, we know that, 20+16=36,
hemce, also 4(5+4)= 4*9=36
hence option is G. 4(5+4)
Chair 1.25 table 6.25 the process is shown in the following picture