Multiple Choice Questions
73. Solid shapes are of
- (A) Two dimensions
- (B) Three dimensions
- (C) One dimension
- (D) Four dimensions
72. The corners of a solid shape are called its
- (A) Faces
- (B) Edges
- (C) Vertices
- (D) Flat surface
71. The line segments/ curves which form the skeleton of the solid shapes are known as its
- (A) Faces
- (B) Edges
- (C) Vertices
- (D) Flat surface
70. The flat surfaces of a solid shape are called its
- (A) Faces
- (B) Edges
- (C) Vertices
- (D) Flat surface
69. The skeleton outline of a solid that can be folded to make the solid is known as
- (A) Faces
- (B) Edges
- (C) Vertices
- (D) Net
68. A prism is a polyhedron whose lateral faces are
- (A) Circles
- (B) Triangles
- (C) Parallelograms
- (D) Rhombuses or Rhombi
67. A pyramid is a polyhedron whose lateral faces are
- (A) Rectangles
- (B) Triangles
- (C) Parallelograms
- (D) Rhombuses or Rhombi
66. In a regular polyhedron, how many faces meet at each vertex?
- (A) Number of faces > number of vertices
- (B) Number of faces = number of vertices
- (C) Number of faces < number of vertices
- (D) None of these
65. With usual notation, Euler’s formula for any polyhedron is
- (A) F + V + E = 2
- (B) F – V + E = 2
- (C) F + V – E = 2
- (D) F – V – E = 2
64. A polyhedron is regular if
- (A) its faces are congruent regular polygons and the same number of faces meet at each vertex
- (B) its faces are congruent regular polygons
- (C) the same number of faces meet at each vertex
- (D) None of these
63. How many edges are there in a pentagonal prism?
- (A) 16
- (B) 15
- (C) 18
- (D) 12
62. How many faces are there in a pentagonal prism?
- (A) 6
- (B) 7
- (C) 8
- (D) 12
61. If a pyramid has a hexagonal base, then the number of vertices is
- (A) 6
- (B) 7
- (C) 8
- (D) 12
60. Which of the following will not form a polyhedron?
- (A) 3 triangles
- (B) 2 triangles and 3 parallelogram
- (C) 8 triangles
- (D) 1 pentagon and 5 triangles
59. Which of the following is a regular polyhedron?
- (A) Cuboid
- (B) Triangular prism
- (C) Cube
- (D) Square prism
58. Which of the following is a two Dimensional figure?
- (A) Rectangle
- (B) Rectangular Prism
- (C) Square Pyramid
- (D) Square Prism