12
Yes mam
The prefix is dodeca- which, in Greek, refers to 12.
A dodecahedron has 20 sides, which are all pentagons. "Dodeca" means "do" (2) times "deca" (10).
Since this sentence is lacking a predicate, it is virtually impossible to answer. "Geometry words that start with r" is a legitimate noun phrase, but is so incomplete that it cannot be answered.
dodecagon dodecahedron
dodecagon dodecahedron
The prefix is dodeca- ( not dode- ). It means "twelve." Dodecahedron, dodecaphonic
The Greek Prefix for 12 is dodeca. For Example O12 would be dodecoxide.
A "dodeca" is a prefix: it is not a shape. An octahedron has eight faces.
Dodec-agon... = is a 12 sided polygon or Dodec-ahedron = is composed of 12 regular pentagonal faces, with three meeting at each vertex. Pay attention in school and this would be extremely easy. You had the hardest part done.
12
Yes mam
Dodecahedron, it's a geometrical shape.
The prefix is dodeca- which, in Greek, refers to 12.
dodecahedron
Dodecagon Dodeca = 12, gon = sides