List Of Open Circle On Number Line References. Web using the number line to solve inequalities. 3 3.how do you know if a circle is.
Indicate the solution set with a straight line to the left hand side or right hand side of the number or. 2) put either an open circle or a closed dot above the number given. Web since the less than sign is present, we will use an open circle ( ) on the graph to plot all numbers that are less than seven.