Types of Triangles

 

 

Class : Primary 6

 

Subject : Mathematics

 

Topic : Types of Triangles

 

Content

 

A triangle is a polygon with three sides and three interior angles.

 

The sun of the interior angles of a triangle is equal to 180 degrees

 

*Types of Triangle*

 

1. Equilateral Triangle: all sides and angles equal to each other

 

 

2. Isosceles Triangle : Two sides equal to each other

 

3. Scalene Triangle : No sides equal to each other

 

4. Acute angle triangle : this type of triangle has all its inside angles as acute angle

 

5. Right angle triangle : This triangle has one of its angle as right angle that is equal to ninety degree

 

6. Obtuse angle triangle : This triangle has one of its interior angles as obtuse angle

 

 

 

Evaluation

 

Draw and write out the names of the six types of Triangles that you have just been taught

 


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