grandknight214 grandknight214 16-12-2020 Mathematics contestada (Geometry) Determine the relationship between the two given lines: Y=-2x+8Y=-2x+5a. Perpendicular because slopes are equalb. These slopes are neither perpendicular nor parallelc. Parallel because slopes are equald. Parallel because slopes are opposite reciprocalse. Perpendicular because slopes are opposite reciprocals.