How Much Do You Know About Polyhedra?
10 Questions
| Total Attempts: 72
In geometry, a polyhedron (plural polyhedra or polyhedrons) is a solid in three dimension with flat polygonal faces, straight edges and sharp corners or vertices. The word polyhedron comes from the Classical Greek πολύεδρον, as poly- (stem of πολύς, "many") + -hedron(form of ἕδρα, "base" or "seat").
Questions and Answers
- 1.
Polyhedra is a topic in .....?- A.
Mathematics
- B.
History
- C.
Music
- D.
Philosophy
- 2.
In geometry, polyhedra is a topic under?
- A.
Discrete geometry
- B.
Toric geometry
- C.
Digital geometry
- D.
Convex geometry
- 3.
The topological class of a polyhedron is defined by its ..... characteristic and orientability.
- A.
Euler
- B.
Knuth
- C.
Leibniz
- D.
Newton
- 4.
There are .... types of highly symmetric polyhedron.
- A.
8
- B.
9
- C.
7
- D.
10
- 5.
There are how many generalisations polyhedra?
- A.
2
- B.
3
- C.
4
- D.
5
- 6.
The earliest known written records of these shapes come from ....... authors.
- A.
Classical Greek
- B.
Modern English
- C.
Renaissance English
- D.
Medieval English
- 7.
Cubical gaming dice in China have been dated back as early as ......?
- A.
500 B.C
- B.
600 B.C
- C.
400 B.C
- D.
250 B.C
- 8.
Cubical gaming dice in ..... have been dated back as early as 600 B.C.
- A.
China
- B.
Austria
- C.
Japan
- D.
England
- 9.
By ...., Liu Hui was describing the dissection of the cube into its characteristic tetrahedron (orthoscheme) and related solids, using assemblages of these solids as the basis for calculating volumes of earth to be moved during engineering excavations.
- A.
236 A.D
- B.
245 A.D
- C.
352 A.D
- D.
200 A.D
- 10.
By 236 AD, who was describing the dissection of the cube into its characteristic tetrahedron (orthoscheme) and related solids, using assemblages of these solids as the basis for calculating volumes of earth to be moved during engineering excavations?
- A.
Reinhold Hoppe
- B.
Bob Lee
- C.
Isaac Newton
- D.
Liu Hui
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