Connections: Graphing in Quadrant 1 in the Coordinate Plane

Everyday Math (2004)
Teacher Lesson Guide, pp. 664-672
Student Reference, p. 192, p. 281
Math Journal, p. 297-298

Investigations/Scott Foresman (2006)
Picturing Polygons
Investigation 1, Sessions 3 and 4: pp. 15- 23