Answer:
[tex]\boxed{x = 12}[/tex]
Step-by-step explanation:
By Triangles Similarity Theorem:
=> [tex]\frac{3}{6} = \frac{6}{x}[/tex]
Cross Multiplying
=> 3 * x = 6 * 6
=> 3x = 36
Dividing both sides by 3
=> x = 12
