standard_description: Identify whether the number of objects in one group is greater than, less than, or equal to the number of objects in another group, e.g., by using matching and counting strategies (include groups with up to ten objects).
problem_activity: Use the coordinate plane below for Parts (a) and (b).
[IMG]
a.   Draw a line through points
M
and
N
.
b.   Draw a second line that is perpendicular to
$$\overleftrightarrow{MN}$$
.


aligns: no