model_size 11 x 11 x 25
model_weight 330
model_catalognum 159 a/90
model_objectnum 97639-000
model_originalprize 67,45 DM
model_externallinks Description in the catalogImage in the catalog
model_from :
nav_classification
Round pencil sharpened with a knife
The model shows the intersection of a right cylinder and a right hexagonal pyramid, both solids having their axes in common. The curves of intersection to be seen in the model are parts of ellipses.