On a sheet of graph paper using a scale of 2 cm to represent I unit on the x-axis and 1 cm to represent 1 unit on the y-axis, draw the graph of the function y = x+1 for values of x from 0 to 4.

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.