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What are the different types of polygons and triangles?
Polygons are close plane shapes formed by straight sides. Poly means many; so a polygon is a closed figure with many straight sides. Simplest polygon is a triangle and it has 3 sides.
Types of polygons
Three-sided polygon: Triangle
Four-sided polygon: Quadrilateral
Five-sided Polygon: Pentagon
Six-sided polygon: Hexagon
Seven-sided polygon: Heptagon
Eight-sided polygon: Octagon
Nine-sided polygon: Nonagon
Ten-sided polygon: Decagon and so on
Types of triangles:
Triangles based on sides
Equilateral triangle
Isosceles triangle
Scalene triangle
Triangles based on angles
Acute triangle
Right triangle
Obtuse triangle
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