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# Vary the position of the lines to check if interior and exterior angles form a linear pair.
# Vary the position of the lines to check if interior and exterior angles form a linear pair.
Note the measure of angles
Note the measure of angles
{| class="wikitable"
!Triangle
!Angle A
!Angle B
!Angle C
!Exterior angle
!Angle A + Angle B
|-
|Triangle1
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|-
|Triangle2
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|-
|Triangle3
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|}
* '''Evaluation at the end of the activity'''
* '''Evaluation at the end of the activity'''
# Are students able to recognize interior and exterior angles in a triangle
# Are students able to recognize interior and exterior angles in a triangle
