Question

SOME PLEASEEEE HELPPPP!!! I DONT UNDERSTAND WHAT IM DOING WRONG!!

Answer 1

tangent line AB is perpendicular to AO thus forming a right angle

then use pythagorean thm to find length of AB
--> AB^2 + 48^2 = 148^2

Answer 2

Thank you SO much!! That really helped me and it was so simple :)