Shape of every Baha'i temple

• News about Bosnia regularly ignored – go figure
• Its internal angles total 1,260 degrees
• Shape whose interior angles total 1,260 degrees
• Figure of horse appearing in middle of day
• Figure a small number continue to badger
• Nine sided object
• Shape with one more side than a stop sign

Wiktionary Word definitions in Wiktionary
n. (context geometry English) A polygon with nine sides and nine angles.

Wikipedia Word definitions in Wikipedia
In geometry , a nonagon (or enneagon ) is a nine-sided polygon or 9-gon. The name "nonagon" is a prefix hybrid formation, from Latin ( nonus , "ninth" + gonon ), used equivalently, attested already in the 16th century in French nonogone and in English from ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"plane figure with nine sides," 1680s, a hybrid from Latin nonus "ninth" (see nones ) + ending from pentagon , etc.