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== Concept 3: Angle Sum Property ==
== Concept 3: Angle Sum Property ==
=== '''Activity No # 7 :Angle sum property''' ===
=== Activity No # 7 :Angle sum property ===
* '''Objectives'''
* '''Objectives'''
# To establish the angle sum property of a triangle
# To establish the angle sum property of a triangle
== Concept 4: Relation between interior and exterior angles in a triangle ==
== Concept 4: Relation between interior and exterior angles in a triangle ==
=== '''Activity No # 8 : Relation between interior and exterior angles in a triangle''' ===
=== Activity No # 8 : Relation between interior and exterior angles in a triangle ===
* '''Objectives'''
* '''Objectives'''
# To show interior angles of a triangle have a relation with its exterior angles.
# To show interior angles of a triangle have a relation with its exterior angles.
