Practice the AP 8th Class Maths Bits with Answers Chapter 13 Visualizing 3-D in 2-D on a regular basis so that you can attempt exams with utmost confidence.

## AP State Syllabus 8th Class Maths Bits 13th Lesson Visualizing 3-D in 2-D with Answers

Choose the correct answer.

Question 1.

Which of the following is a 3 – D figure?

A) Square

B) Rectangle

C) Cone

D) Triangle

Answer:

C) Cone

Question 2.

Which of the following is a 2 -D figure?

A) Cube

B) Cuboid

C) Cylinder

D) Rectangle

Answer:

D) Rectangle

Question 3.

No. of cubes of the given figure

A) 16

B) 14

C) 12

D) 10

Answer:

D) 10

Question 4.

No. of faces of a square pyramid ……………

A) 4

B) 5

C) 3

D) 6

Answer:

B) 5

Question 5.

A polyhedron has …………. minimum no. of faces.

A) 1

B) 2

C) 3

D) 4

Answer:

D) 4

Question 6.

No. of edges of a cuboid are

A) 6

B) 10

C) 8

D) 12

Answer:

D) 12

Question 7.

No. of vertices of a cube are

A) 4

B) 8

C) 6

D) 12

Answer:

B) 8

Question 8.

No. of faces of a triangular pyramid are

A) 4

B) 6

C) 8

D) 2

Answer:

A) 4

Question 9.

A hexagonal pyramid has …………… faces.

A) 4

B) 5

C) 6

D) 8

Answer:

C) 6

Question 10.

Which of the following is an Euler’s law ?

A) F + V = E + 2

B) F + V = E – 2

C) F – E = V – 2

D) F + E = V – 2

Answer:

A) F + V = E + 2

Question 11.

The shape of a prism depend upon its ……………..

A) Base

B) Cone

C) Vertex

D) Number

Answer:

A) Base

Question 12.

No. of faces of a pentagonal pyramid are ……………..

A) 6

B) 5

C) 4

D) 9

Answer:

B) 5

Question 13.

The net of a cube is …………….

Answer:

Question 14.

The net for a cylinder is ……………

Answer:

Question 15.

No. of edges of a figure ……………..

A) 6

B) 10

C) 12

D) 9

Answer:

D) 9

Question 16.

The Euler’s relation among no. of faces, vertices and edges is ……………

A) E + V = E

B) F + V = E + 2

C) F – V = E

D) F – V = E – 2

Answer:

B) F + V = E + 2

Question 17.

If the sides of the base of a regular pyramid are increases infinitely then the shape of its base is ……………….

A) Cylinder

B) Cone

C) Prism

D) None

Answer:

B) Cone

Question 18.

Identify cuboid among the following.

Answer:

Question 19.

Identify 3-D object from the following.

A) Sphere

B) Circle

C) Paper

D) None

Answer:

A) Sphere

Question 20.

A polygon with 4 sides is called ………………

A) Triangle

B) Quadrilateral

C) Pentagon

D) Sexagon

Answer:

B) Quadrilateral

Question 21.

Number of edges of a cuboid is …………………

A) 11

B) 10

C) 6

D) None

Answer:

D) None

Question 22.

The name of given figure is ………………

A) Triangular prism

B) Octagonal prism

C) Pentagonal prism

D) Quadrilateral

Answer:

B) Octagonal prism

Question 23.

The given figure indicates ……………..

A) Octagonal prism

B) Cylinder

C) Pentagonal prism

D) Triangular prism

Answer:

A) Octagonal prism

Question 24.

In the figure F = …………….

A) 6

B) 3

C) 5

D) 9

Answer:

C) 5

Question 25.

In the figure V = ………….

A) 5

B) 6

C) 10

D) 4

Answer:

A) 5

Question 26.

An object with more number of faces is ……………..

A) Circle

B) Paper

C) Square

D) Sphere

Answer:

D) Sphere

Question 27.

How many cubes are there in the figure of 1 unit measure?

A) 6

B) 4

C) 12

D) 5

Answer:

D) 5

Question 28.

How many cubes are there in the figure of 1 unit measure?

A) 9

B) 14

C) 6

D) 2

Answer:

A) 9

Question 29.

How many cubes are there in the figure of 1 unit measure?

A) 10

B) 20

C) 14

D) 13

Answer:

B) 20

Question 30.

How many cubes are there in the figure of 1 unit measure ?

A) 11

B) 13

C) 14

D) 16

Answer:

C) 14

Question 31.

‘die’ is an example of ……………..

A) Triangle

B) Cube

C) Sphere

D) Pyramid

Answer:

B) Cube

Question 32.

Plasma T.V. is an example of …………….

A) Sphere

B) Rectangle

C) Triangle

D) Cuboid

Answer:

D) Cuboid

Question 33.

Kite is an example of …………. object.

A) Two dimensional

B) 3D

C) Prism

D) Sphere

Answer:

A) Two dimensional

Question 34.

In a cube f + v = …………….

A) 14

B) 16

C) 19

D) 20

Answer:

A) 14

Question 35.

In a Pentagonal Pyramid E + 2 = ………………

A) 6

B) 9

C) 18

D) 12

Answer:

D) 12

Observe the adjacent and answer the following questions:

Question 36.

No. of surfaces is …………….

A) 5

B) 6

C) 9

D) 10

Answer:

A) 5

Question 37.

No. of edges is ………….

A) 12

B) 11

C) 9

D) 16

Answer:

C) 9

Question 38.

No. of vertices is ……………

A) 9

B) 6

C) 12

D) 13

Answer:

B) 6

Question 39.

Number of edges of a cylinder is ……………….

A) 11

B) 10

C) 20

D) None

Answer:

D) None

Question 40.

What does in the figure indicate?

A) Surface

B) Vertex

C) Eight

D) Plane

Answer:

D) Plane