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Line 1: − Sides, angles, perimeter and area are parameters measured in a triangle. Sides and angles are related in a triangle, largest side is the side opposite to the largest angle and smallest side is side opposite to smallest angle.+ Line 10:
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The components that make a triangle are investigated. Measuring these components gives a better understanding of properties of triangles. Relation between these components are conceptualized.
===Objectives===
===Objectives===
*Digital : Computer, geogebra application, projector.
*Digital : Computer, geogebra application, projector.
*Non digital : Worksheet and pencil.
*Non digital : Worksheet and pencil.
*Geogebra files : '''“[https://ggbm.at/jjmbu9ed Measures in triangle.ggb]”'''
*Geogebra files : '''“[https://ggbm.at/armztpm6 Measures in triangle.ggb]”'''
{{Geogebra|armztpm6}}
===Process (How to do the activity)===
===Process (How to do the activity)===
*Show the Geogebra file and ask students to record the values of angles and sides that are seen and ask if there is any connection between the side and the angle
*Show the Geogebra file and ask students to record the values of angles and sides that are seen and ask if there is any connection between the side and the angle
[[Category:Triangles]]
[[Category:Triangles]]
[[Category:Class 8]]
[[Category:Class 8]]
[[Category:Classroom activities]]