Changes

= Teaching Outlines =

= Teaching Outlines =

==Concept #1 What is a triangle==

==Concept #1 A triangle and its properties==

===Learning objectives===

===Learning objectives===

#Triangle is a polygon

# A triangle can be defined as a polygon which has 3 sides, 3 angles and 3 vertices.

#Sides and angles determine the type of triangle

# The sum of any two sides is always greater than the third side.

#The relationship between sides and angles of triangle

# The angle opposite to longest side is the largest.

# The sum of all 3 angles in any triangle is always 180 degrees which is called the angle sum property of a triangle.

===Notes for teachers===

===Notes for teachers===

''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''

''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''