Find the value of x and makes the fraction equivalent 5/6= 35/x

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

True or false? many triangular shapes can be circumscribed about a given circle

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)