Maths

Question

Shape : Icosahedron 二十面體
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Shape : Irregular Polyhedron
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Shape : tetrahedron 四面體
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Shape : Cube 立方體
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Shape : Octahedron 八面體
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Shape : Dodecahedron 十二面體
Name of face : __________
Number of sides on each face : __________
Number of face : __________
Number of corners : __________
Number of edges : __________

Answer 1

Shape : Icosahedron 二十面體
Name of face : Triangle
Number of sides on each face : 3
Number of face : 20
Number of corners : 12
Number of edges : 30

Shape : Irregular Polyhedron 不規則多面體
As it is irregular, there is no way to predict the number of side, face, corner and edge.


Shape : tetrahedron 四面體
Name of face : Triangle
Number of sides on each face : 3
Number of face : 4
Number of corners : 4
Number of edges : 6

Shape : Cube 立方體
Name of face : Square
Number of sides on each face : 4
Number of face : 6
Number of corners : 8
Number of edges : 12

Shape : Octahedron 八面體
Name of face : Triangle
Number of sides on each face : 3
Number of face : 8
Number of corners : 6
Number of edges : 12

Shape : Dodecahedron 十二面體
Name of face : Pentagon
Number of sides on each face : 5
Number of face : 12
Number of corners : 20
Number of edges : 30