decagon
/ˈdɛ.kə.ɡən//ˈdɛ.kə.ɡɑn/
构词拆解
- deca-
- Ten. · In the metric system, multiplying the unit to which it is attached by ten. Symbol: da
- -gon
- (geometry) Forms the names of plane figures containing a given number of internal angles, and thus bounded by that number of line segments (polygons).