The coordinates of triangle ABC are A(β4, 3), B(2, 3), and C(4, β1). A line segment runs through the triangle with endpoints Y(0, 1) and Z(3, 1). If triangle ABC is dilated by a scale factor of 2 creating the new triangle of Aβ²Bβ²Cβ², what can you say about the length of line segment Yβ²Zβ²?