NCERT Solutions | Class 7 Maths Chapter 15

NCERT Solutions | Class 7 Maths Chapter 15 | Visualising Solid Shapes 

NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes

CBSE Solutions | Maths Class 7

Check the below NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes Pdf free download. NCERT Solutions Class 7 Maths  were prepared based on the latest exam pattern. We have Provided Visualising Solid Shapes Class 7 Maths NCERT Solutions to help students understand the concept very well.

NCERT | Class 7 Maths

NCERT Solutions Class 7 Maths
Book: National Council of Educational Research and Training (NCERT)
Board: Central Board of Secondary Education (CBSE)
Class: 7th
Subject: Maths
Chapter: 15
Chapters Name: Visualising Solid Shapes
Medium: English

Visualising Solid Shapes | Class 7 Maths | NCERT Books Solutions

You can refer to MCQ Questions for Class 7 Maths Chapter 15 Visualising Solid Shapes to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

NCERT Solutions for Class 7 Chapter 15 Question 1.

Identify the nets which can be used to make cubes (cut out copies of the nets and try them):
(i)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 164
(ii)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 165
(iii)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 166
(iv)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 167
(v)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 169
(vi)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 170

Solution:

Cube’s nets are (ii), (iii), (iv) and (vi).

NCERT Solutions for Class 7 Chapter 15 Question 2.

Dice are cubes with dots on each face. Opposite faces of a die always have a total of seven dots on them.
NCERT Solutions for Class 7 maths Algebraic Expreesions img 171
Here are two nets to make dice (cubes); the numbers inserted in each square indicate the number of dots in that box.
(i)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 172
(ii)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 173
Insert suitable numbers in the blanks, remembering that the number on the opposite faces should total 7.

Solution:

According to the given condition, that opposite faces of a die always have a total of 7 dots on them, we insert the suitable numbers in the blanks as follows:
(i)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 174
(ii)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 175

NCERT Solutions for Class 7 Chapter 15 Question 3.

Can this be a net for a die? Explain your answer.
NCERT Solutions for Class 7 maths Algebraic Expreesions img 176

Solution:

No; Because one pair of opposite faces will have 1 and 4 on them whose total is not 7 and another pair of opposite faces will have 3 and 6 on them whose total is also not 7.

NCERT Solutions for Class 7 Chapter 15 Question 4.

Here is an incomplete net for making a cube. Complete it in at least two different ways. Remember that a cube has six faces. How many are there on the net here? (Give two-separate diagrams. If you like, you may use a squared sheet for easy manipulation.)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 177

Solution:

A cube has six faces, so the complete net for making a cube in at least two different ways are as follows :
(i)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 178
(ii)
NCERT Solutions for Class 7 maths Algebraic Expreesions img 179

NCERT Solutions for Class 7 Chapter 15 Question 5.

Match the nets with appropriate solids:
NCERT Solutions for Class 7 maths Algebraic Expreesions img 180

Solution:

After matching the nets with appropriate solids, we get the following pairs:
(a) – (ii)
(b) – (iii)
(c) – (iv)
(d) – (i)

NCERT Class 7 Maths

Class 7 Maths Chapters | Maths Class 7 Chapter 15

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