A quadrilateral has vertices A(2, 4), B(3, 4), C(4, 8) and D(5, -1). If the quadrilateral is reflected over the y-axis, what are the coordinates of D'?

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle