Triangle ABC...2

[nycmathguy]

 

[MathLover1]

correct

but you didn't need to calculate AB, it's already given all what you need for tan(theta)

tan(theta)=BC/AC=1/x

 

[nycmathguy]

correct

but you didn't need to calculate AB, it's already given all what you need for tan(theta)

tan(theta)=BC/AC=1/x

I saw that after calculating.