Answer:
[tex]x = 24.7[/tex]
Explanation:
Given
See attachment
Required
Find x
To find x, we make use of tangent formula
[tex]\tan(20) = 9/x[/tex]
Cross multiply
[tex]x * \tan(20) = 9[/tex]
Make x the subject
[tex]x = 9/\tan(20)[/tex]
[tex]x = 9/0.3640[/tex]
[tex]x = 24.7[/tex] --- approximated