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Aptitude · Q50

Mensuration 3d

Competitive Exams · Aptitude · question 50

Q50

If the number of vertices, edges and faces of a rectangular parallelopiped are denoted by v, e and f respectively, the value of (v - e + f) is

A.
4
B.
1
C.
0
D.
2
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
We know that
A parallelopiped has vertices (v) = 8
edge (e) = 12
face (f) = 6
Put into equation (v - e + f)
⇒ 8 - 12 + 6
⇒ 2