Nonagon meaning

A nonagon is a polygon with nine sides and nine angles.


Nonagon definitions

Word backwards noganon
Part of speech Noun
Syllabic division Non-a-gon
Plural The plural of the word nonagon is nonagons.
Total letters 7
Vogais (2) o,a
Consonants (2) n,g

A nonagon is a polygon with nine sides and nine angles. It is also known as an enneagon. The sum of all the internal angles of a nonagon is 1400 degrees.

The formula to calculate the sum of the interior angles of a nonagon is (n-2) x 180 degrees, where n is the number of sides in the polygon. In the case of a nonagon, the calculation would be (9-2) x 180 = 1260 degrees.

Properties of a Nonagon

A nonagon can be regular or irregular. In a regular nonagon, all sides are of equal length, and all angles measure the same. An irregular nonagon has sides and angles of varying lengths and measures.

Construction of a Nonagon

Constructing a regular nonagon using a compass and straightedge is a geometric challenge. It involves constructing multiple equilateral triangles within the circle to accurately divide the circle into nine equal parts.

The symmetry of a regular nonagon allows for interesting tessellations and patterns when multiple nonagons are joined or arranged together.

Real-life Examples

Nonagon shapes can be found in various real-life objects and structures, such as stop signs, where the octagonal shape closely resembles a regular nonagon. Certain pieces of jewelry, architectural designs, and decorative elements also incorporate nonagonal shapes.

In conclusion, the nonagon is a fascinating geometric shape with unique properties and applications in various fields, from mathematics and art to architecture and design.


Nonagon Examples

  1. The playground had a colorful nonagon-shaped merry-go-round.
  2. The ancient symbol was comprised of a nonagon with intricate designs.
  3. She carefully drew a perfect nonagon for her geometry homework.
  4. The company logo featured a stylized nonagon as its central element.
  5. The garden had a unique flower bed in the shape of a nonagon.
  6. The jewelry box had a nonagon pattern on its lid.
  7. The stained glass window depicted a stunning nonagon at its center.
  8. The top of the building was adorned with a glowing nonagon sign.
  9. She found a pendant in the shape of a nonagon hidden in the antique shop.
  10. The board game featured a board in the shape of a nonagon.


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  • Updated 16/04/2024 - 01:24:29