Answer:
X=6
Step-by-step explanation:
It is under enlargement and reduction
Therefore we can equates sides because of the parallel lines
[tex] \frac{12}{18} = \frac{4}{x} [/tex]
Cross multiply
[tex]12x = 72[/tex]
dividing through by 12
[tex]x = \frac{72}{12} [/tex]
simplify
[tex]x = 6[/tex]
