Class 8 Visualising Solid Shapes CBSE Questions & Answers

Class 8 · Visualising Solid Shapes

This is Mathematics Class 8 Visualising Solid Shapes CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following statements is true?
  • A
    The lateral faces of a square pyramid can be squares.
  • B
    The lateral faces of a square prism are triangles.
  • C
    The lateral faces of a triangular prism can be squares or rectangles.
    Correct
  • D
    The lateral faces of a triangular pyramid can be squares or rectangles.
2
Identify the statement that is false for a prism.
  • A
    A right prism has identical parallel faces.
  • B
    A right prism has rectangular lateral faces.
  • C
    A right prism has two bases.
  • D
    A right prism has triangular lateral faces.
    Correct
3
Identify the statement that is true.
  • A
    A cone has one rectangular base.
  • B
    A cone has one circular base.
    Correct
  • C
    A cylinder has two rectangular bases.
  • D
    A cylinder has three circular bases.
4
The faces of a triangular pyramid consist of
  • A
    1 square and 3 triangles
  • B
    4 triangles
    Correct
  • C
    2 triangles and 3 rectangles
  • D
    2 rectangles and 3 triangles
5
The faces of a square prism consist of
  • A
    1 square and 3 rectangles
  • B
    1 square and 4 triangles
  • C
    6 squares
  • D
    2 squares and 4 rectangles
    Correct
6
The faces of a cube consist of
  • A
    6 squares
    Correct
  • B
    2 squares and 4 rectangle
  • C
    8 squares
  • D
    4 squares and 2 rectangles
7
Find the number of rectangular faces in a decagonal prism.
  • A
    6
  • B
    4
  • C
    8
  • D
    10
    Correct
8
The base of a pyramid is a polygon with n sides, where n3. How many triangular faces does the pyramid have?
  • A
    n
    Correct
  • B
    None of these
  • C
    \({{\text{n}}^{\text{2}}}\)
  • D
    2n
9
A square pyramid always has ___.
  • A
    Four lateral faces, which are congruent isosceles triangles and a square base.
    Correct
  • B
    Two bases which are congruent and parallel.
  • C
    Four lateral faces, which are parallel to each other.
  • D
    Four lateral faces, which are congruent equilateral triangles and a rectangular base.
10
A cylinder has ____.
  • A
    two bases which are congruent circles.
    Correct
  • B
    one base which is a circle.
  • C
    two bases which may or may not be congruent.
  • D
    two bases which are congruent triangles.
11
Which of the following has no rectangular faces?
  • A
    a triangular prism
  • B
    a square prism
  • C
    a triangular pyramid
    Correct
  • D
    a cube
12
A hexagonal pyramid has ______.
  • A
    Six triangular lateral faces and a hexagonal base.
    Correct
  • B
    Six triangular lateral faces and two hexagonal bases.
  • C
    Two parallel bases, which are triangles.
  • D
    Eight triangular lateral faces and a hexagonal base.
13
The faces of a pentagonal pyramid consist of
  • A
    2 pentagons and 5 triangles
  • B
    one pentagon and 5 triangles
    Correct
  • C
    2 pentagons and 5 rectangles
  • D
    1 pentagon and 5 rectangles
14
An octagonal prism has ____.
  • A
    2x + 7
  • B
    3x
  • C
    3a + 4b + 5
    Correct
  • D
    4x + y
15
What is the name of this solid?
Question 15 figure 1
  • A
    a square pyramid
    Correct
  • B
    a tetrahedron
  • C
    a cone
  • D
    a square prism