What point is in the interior of both circles

Aline passes through the point (2, -4) and has a slope of 0, what is the equation of the line? plz fast

Which choice represents the sample space ,s for this event

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.