Polygon

Closed two-dimensional shape with straight line segments.

n-gon

A polygon is a closed two-dimensional shape with straight line segments, forming sides and vertices.

/ˈpɒlɪɡən/

The word 'polygon' comes from the Greek words 'poly-' (meaning many) and '-gon' (meaning angle).

A polygon is like a shape you can draw on paper using only straight lines, and it has to be closed so the lines connect back to where they started.

What is a polygon? A polygon is a closed two-dimensional shape made of straight line segments
What are examples of polygons? Triangles, squares, and pentagons are all examples
How do you name a polygon? You count the number of sides to determine its name

many-sided figure

geometric shape two-dimensional figure

triangle quadrilateral pentagon hexagon

side vertex angle

geometry Euclidean geometry

geometric shape mathematical object