Introduction to Polygons

1. presents a lesson in

3. TYPES OF POLYGONS Pentagon 5 sides Triangle 3 sides Hexagon 6 sides Quadrilateral 4 sides Decagon 10 sides Heptagon 7 sides Octagon 8 sides Nonagon 9 sides

4. PREFIXES OF POLYGONS AND THEIR MEANING PREFIXES OF POLYGONS NAMES OF POLYONS Triangle – 3 sided polygon Quadrilateral – 4 sided polygon Pentagon – 5 sided polygon Hexagon – 6 sided polygon Heptagon – 7 sided polygon Octagon –8 sided polygon Nonagon - 9 sided polygon Decagon – 10 sided polygon Tri – 3 Quad- 4 Penta – 5 Hexa – 6 Hepta – 7 Octa – 8 Nona – 9 Deca - 10

5. PARTS OF A POLYGONS SIDE/EDGE/LENGTH ANGLE VERTEX/CORNER

6. WHAT ARE POLYGONS • A many-sided figure • A flat shape with three(3) or more sides. • They are made from lines so they are classed as polygons. • The word Polygon comes from greek roots • Poly- means "many" and -gon means "angle". Hence, a polygon can also be called a flat shape with many angles.

7. PROPERTIES OF POLYGON: FUN FACTS • Polygons Only Have Straight Sides. • They Don’t Have Curves And Are Not Circles. • Polygons Are Closed Shapes • Polygons Sides Join At Corners.

8. POLYGONS

9. Regular and Irregular Polygons REGULAR POLYGON – A polygon with all its side equal. IRREGULAR POLYGON – A polygon with sides unequal

10. TYPES OF POLYGONS