I need help

Hi If You are Reading this then I need your help 

you see I am Gay I have been since I was 10 or 11 Its hard to remember But that's besides the Point I wanna come out to my Dad but I am deathly scared of the outcome and he thinks I am straight He's never had a family member who has been part of the LGBTQIA community I would really be Happy if you gave me advice My DM's are open or you can comment on my Blog I will be reading through the advice thank you and Good day darlings <3