Given quadrilateral ABCD with vertices A(0, 2), B(2, 4), C(7, 5), and D(0, -2) The length of AD is

The slope of AD is

The length of AB is

The slope of AB is

The length of BC is

The slope of BC is

The length of DC is

The slope of DC is

ABCD is a

The equation of the line parallel to DC that passes through the midpoint of BC is