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Line 56: − + − + − + − + − − == Concept 4: Relation between interior and exterior angles in triangle == − − === Activities ===
→Activities
# [[Elements of a triangle]]: Terms that are associated with triangle.
# [[Elements of a triangle]]: Terms that are associated with triangle.
# [[Measures in triangle]]: Parameters that are measured in a triangle.
# [[Measures in triangle]]: Parameters that are measured in a triangle.
# [[Interior and exterior angles in triangle]]: Angles formed when a triangle is formed. [[Category:Triangles]]
# [[Interior and exterior angles in triangle]]: Angles formed when a triangle is formed. [[Category:Triangles]]
[[Category:Class 8]]
[[Category:Class 8]]
== Concept 2: Types of triangles based on sides and angles ==
==== Concept 2: Types of triangles based on sides and angles ====
'''Types of triangles based on angles in the triangle'''
'''Types of triangles based on angles in the triangle'''
# Acute triangles are triangles in which the measures of all three angles are less than 90<sup>o</sup>.
# Acute triangles are triangles in which the measures of all three angles are less than 90<sup>o</sup>.
# Scalene triangles are triangles in which none of the sides are the same length.
# Scalene triangles are triangles in which none of the sides are the same length.
=== Activities ===
===== Activities =====
# [[Types of triangles based on sides]]: Triangles formed are dependent on measures of sides.
# [[Types of triangles based on sides]]: Triangles formed are dependent on measures of sides.
# [[Types of triangles based on angles]]: Triangles formed are dependent on measures of angles.
# [[Types of triangles based on angles]]: Triangles formed are dependent on measures of angles.
== Concept 3: Angle sum property ==
==== Concept 3: Theorems and properties ====
=== Activities ===
===== Activities =====
# [[Angle sum property]]:
# [[Angle sum property]]:
# [[Relation between interior and exterior angles in triangle]]
# [[Relation between interior and exterior angles in triangle]]