2.1 Lines
Diagonals2.1.3
Name2.1.1
Circles2.1.7
Types2.1.2
Drawing2.1.5
Lines ofsight2.1.4
Drawingcircles2.1.8
Measuringdistances2.1.6
2.2 Angles
Types2.2.1
Measuring2.2.2
Drawing2.2.3
+Clock hands2.2.4
2.3 Plane figures
Types ofquadrilaterals2.3.1
+Reasoningwith types of quadrilaterals2.3.2
+Descriptionof quadrilaterals2.3.2
+Specialtriangles2.3.3