Changes

* Materials/ Resources needed:Laptop, geogebra file, projector and a pointer.

* Materials/ Resources needed:Laptop, geogebra file, projector and a pointer.

* Prerequisites/Instructions, if any:

* Prerequisites/Instructions, if any:

# The students should have prior knowledge of plane figures, triangles, vertex, angles and sides  of  triangles.

# Basic knowledge about plane figures, types of angles and triangles should have been covered.

# They should know the types of angles and measuring angles.

# They should know that triangles are classified depending on their side lengths as well as angle measurements.

* Multimedia resources:Laptop

* Multimedia resources:Laptop

* Website interactives/ links/ Geogebra Applets:

* Website interactives/ links/ Geogebra Applets:

# The teacher will lead the discussion with the questions: “What did you notice about the length of the sides?”, “Do they all have the same length?”  

# The teacher will lead the discussion with the questions: “What did you notice about the length of the sides?”, “Do they all have the same length?”  

# Through this discussion help the students develop vocabulary and definitions for the following: equilateral triangle, isosceles triangle, and scalene triangle.  

# Through this discussion help the students develop vocabulary and definitions for the following: equilateral triangle, isosceles triangle, and scalene triangle.  

* Developmental Questions (What discussion questions): # What did you notice about the sides of the triangles ?

* Developmental Questions (What discussion questions):  

# What did you notice about the sides of the triangles ?

# How many different side lengths can a triangle have? (hint: all 3 sides equal or 2 sides equal all different )

# How many different side lengths can a triangle have? (hint: all 3 sides equal or 2 sides equal all different )

# What type of a triangle is this ? Why ?

# What type of a triangle is this ? Why ?