Ncert solutions mathematics class 8 Solutions for Chapter 10 visualising solid shapes

Exercises in Chapter 10 visualising solid shapes Grade 8

Exercise 10.1

Exercise 10.2

Exercise 10.3

Questions in Exercise 10.1

Q4. Draw the front view, side view and top view of the given objects.

(a) A military tent

(b) A table

(d) A hexagonal block

(e) A dice

(f) A solid

Q1)For each of the given solid, the two views are given. Match for each solid the

corresponding top and front views. The first one is done for you.

For each of the given solid, the two views are given. Match for each solid the corresponding top and front views. The first one is done for you.

Q2) For each of the given solid, the three views are given. Identify for each solid the corresponding top, front and side views.

For each of the given solid, the three views are given. Identify for each solid the corresponding top, front and side views.

For each given solid, identify the top view, front view and side view.

Q3) For each given solid, identify the top view, front view and side view.

Draw the front view, side view and top view of the given objects:

Questions in Exercise 10.2

Q1. Look at the given map of a city.Answer the following.

(a) Colour the map as follows: Blue-water, red-fire station, orange-library, yellow - schools, Green - park, Pink - College, Purple - Hospital, Brown - Cemetery.

(b) Mark a green ‘X’ at the intersection of Road ‘C’ and Nehru Road, Green ‘Y’ at the intersection of Gandhi Road and Road A.

(d) Which is further east, the city park or the market?

(e)Which is further south, the primary school or the Sr. Secondary School?

Look at the given map of a city.

Answer the following:

(a) Colour the map as follows : Blue-water, red-fire station , orange-library, yellow - schools, Green – Park ,

Pink - College, Purple – Hospital , Brown-Cemetery.

(b) Mark a green ‘X’ at the intersection of Road C and Nehru Road, Green ‘Y’ at the intersection of

Gandhi Road and Road A.

(d) Which is the further east, the city park or the market?

(e) Which is further south, the primary School or the Sr. Secondary School?

Draw a map of your class room using proper scale and symbols for different objects.

Q2. Draw a map of your classroom using proper scale and symbols for different objects.

Q3) Draw a map of your school compound using proper scale and symbols for various features like play ground main building, garden etc.

Draw a map of your school compound using proper scale and symbols for various features like playground, main building garden etc.

Q4) Draw a map giving instructions to your friend so that she reaches your house without any difficulty.

Draw a map giving instructions to your friends so that she reaches your house without any difficulty.

Questions in Exercise 10.3

Q4.(i) How are prisms and cylinders alike?

(ii) How are pyramids and cones alike?

Can a polyhedron have for its faces:

(i) 3 Triangles?

(ii) 4 triangles?

(iii) A square and four triangles?

Q1) Can a polyhedron have for its faces

(i) 3 triangles?

(ii) 4 triangles?

(iii) a square and four triangles?

Is it possible to have a polyhedron with any given number of faces? (Hint : Think of a pyramid)

Q2) Is it possible to have a polyhedron with any given number of faces? (Hint: Think of a pyramid).

Which are prisms among the following:

Q3) Which are prisms among the following?

(i) How are prisms and cylinders alike ?

(ii) How are pyramids and cones alike ?

Is a square prism same as a cube? Explain.

Q5) Is a square prism same as a cube? Explain.

Verify Euler’s formula for these solids.

Q6) Verify Euler’s formula for these solids.

(i)

(ii)

Q7) Using Euler’s formula find the unknown.

Using Euler’s formula, find the unknown:

Can a polyhedron have 10 faces, 20 edges and 15 vertices?

Q8.Can a polyhedron have 10 faces, 20 edges and 15 vertices?

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Chapters in this book

Rational Numbers

Linear Equations in One Variable

Understanding Quadrilaterals

Practical Geometry

Data Handling

Squares and Square Roots

Cubes and Cube Roots

Comparing Quantities

Algebraic Expressions and Identities

Visualising Solid Shapes

Mensuration

Exponents and Powers

Direct and Inverse Proportions

Factorisation

Introduction to Graphs

Playing with Numbers