This is a learning material (Module). It contains four (4) lessons on polygons and triangles. It helps to develop learners' skill in illustrating different kinds of polygons, differentiating convex and non-convex polygons and distinguishing different types of triangles.
Objective
1. to illustrate different kinds of polygons and identify the parts of a regular polygon
2. to differentiate convex and non-convex polygons
3. to illustrate a triangle, its basic and secondary parts
4. to classify triangles according to angles and sides
Curriculum Information
Education Type
K to 12
Grade Level
Grade 7
Learning Area
Mathematics
Content/Topic
Geometry
Intended Users
Learners
Competencies
Illustrates polygons a convexity b angles and c sides
Derives inductively the relationship of exterior and interior angles of a convex polygon
