Solid Shapes

Q. A solid which has four rectangular faces and two square faces is

1. Cube
2. Square prism
3. Square pyramid

Q.

Verify Euler’s formula for pentagonal pyramid and square prism.

Q. Which of these objects can be taken as a solid, if a condition is given that the dimensions must be comparable?

1. A sheet of paper
2. A box
3. A refill
4. A ball

Q.

Question 77
State whether the statement is True or False.
Rectangular prism and cuboid refer to the same solid.

Q.

Question 91
State whether the statement is True or False.
The solid shapes are of 2-dimensional.

Q. How many single unit cubes are there in this Rubik's cube?

1. 27

Q.

Question 54
Fill in the blank to make the statement true.
A sphere has ___ vertex, ___ edge and ___ curved surface.

Q.

If a solid shape has 12 faces and 20 vertices, then the number of edges in this solid is ______.

Q.

Question 80
State whether the statement is True or False.
While sphere is a 2-D figure, the circle is a 3-D figure.

Q.

All cubes are cuboids.

1. True

2. False

Q. Question 40

Fill in the blanks to make the statement true.

A regular polyhedron is a solid made up of ___ faces.

Q.

Which of the drawings (a) to (d) show:

(i) (ii) (iii) (iv)

(a)

(b)

(c)

(d)

Q. A sphere has dimensions.

1. one
2. two
3. three

Q.

Which of the following shapes have six faces?

1. Cube

2. Sphere

3. Right rectangular prism

4. Square pyramid

Q.

The figure can be formed in the shape of a die.

What is the value of A?

1. 5

2. 4

3. 1

4. 2

Q.

All solid shapes have $..............$dimensions.

Q.

If the following figure can be folded to form a die, then find the value of B?

1. 2

2. 6

3. 4

4. 1

Q.

The volume (in cubic unit) of the tetrahedron with edges $\mathrm{i}+\mathrm{j}+\mathrm{k},\mathrm{i}-\mathrm{j}+\mathrm{k}$ and $\mathrm{i}+2\mathrm{j}-\mathrm{k}$ is?

1. $4$

2. $\frac{2}{3}$

3. $\frac{1}{6}$

4. $\frac{1}{3}$

Q.

Question 44
Fill in the blank to make statement true.
Out of ___ faces of a rectangular pyramid ___ are triangles and the base is ___.

Q.

How many identical square surfaces are there in a cube?

Q.

Question 79
State whether the statement is True or False.
While the rectangle is a 2 - D figure, the cuboid is a 3 - D figure.

Q.

A pyramid has_____ faces.

1. Square

2. Triangular

3. Circular

4. Rectangular

Q.

How many conic sections are there?

Q.

Question 43
Fill in the blank to make statement true.
Out of ___ faces of a square pyramid, ___ are triangles and ___ is/are squares.

Q. What is anti fluorite structure?

Q. Solid shape we obtain by extrapolating a triangle in a direction perpendicular to its base is a .

1. Trapezium
2. Triangular pyramid
3. Triangular prism

Q. If the length, width, and height of a triangular prism are tripled, then the new volume is how many times the original volume?

1. $13$
2. $13$
3. $27$
4. $26$

Q.

Name the solid whose all different views are same.

1. Coboid

2. Cylinder

3. Cube

4. Sphere

Q. What is the name of the solid given below?
D

1. Rectangular prism
2. Triangular pyramid
3. Triangular prism
4. Rectangular pyramid

Q.

Consider the figure of an opened die given below:

The value of A + B + C is ___.