What is true about lines that are parallel? (select all that apply) Responses They have the same exact y-intercept They have the same exact y-intercept The lines form a right angle if graphed The lines form a right angle if graphed All horizontal lines are parallel All horizontal lines are parallel Their slopes are the same exact number. Their slopes are the same exact number. Their slopes have the same number BUT opposite signs Their slopes have the same number BUT opposite signs The lines never intersect (cross) The lines never intersect (cross) Skip to navigation