Number 8 correct answer?

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

What is the distance between the points (2, 5) and (5,9)?