Pentagono
Sa heometriya, an pentagono (Ingles: pentagon; gikan sa Suanoy na Griyegong πέντε pente asin γωνία gonia, boot-sabihon lima asin angulo[1]) iyo maski anong poligono na igwang limang gilid o 5-gon. An kabilugan kan mga panlaog na angulo sa sarong simpleng pentagono iyo 540°.
| Pentagono | |
|---|---|
 Sarong ekwilaterong pentagono, i.e. sarong pentagono kun sain an limang gilid iyo may pararehas na laba | |
| Mga gilid asin kanto | 5 |
| Mga degri kan panlaog na angulo | 108° (kun equiangular, kaiba an regular) |
An pentagono pwede magin simple o nakikipagsabatan sa sadiri (self-intersecting). An sarong self-intersecting na regular na pentagono (bitoong pentagono o star pentagon) iyo inaapod na pentagramo (pentagram).
Panluwas na takod
- Weisstein, Eric W. "Pentagon". MathWorld.
- Animated demonstration paghaman kan sarong inskribong pentagono gamit an kompas asin straightedge.
- Pano maghaman nin sarong regular na pentagono gamit sana an kompas asin straightedge.
- Paano magtiklop nin sarong regular na pentagono gamit sana an papel.
- Definition and properties of the pentagon, may inter-aktibong animasyon
- Renaissance artists' approximate constructions of regular pentagons
- Pentagon. Pano magkalkula nin manlainlain na mga dimensyon kan regular na mga pentagono.
Toltolan
- "pentagon, adj. and n." OED Online. Oxford University Press, June 2014. Web. 17 August 2014.
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