A successful music app tracked the number of song downloads each day for a months for 4 music artists, represented by The lines L, J,M, and D over the course of a month. Which line represents an artist whose download remained constant over the month?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.