Representation of the function f(x)=-2x2+8x-6

Select the best attribute for the angle pair formed by two parallel lines intersected by a transversal.

What are the relative frequencies to the nearest hundredth of the columns of the two-way table? a b group 1 102 34 group 2 18 14

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)