Exercise 19.2 of Chapter 19 covers important topics – nets for building three-dimensional figures, along with illustrative examples to improve conceptual knowledge. Students who find it difficult to solve exercise-wise problems in the RD Sharma textbook can access PDFs of solutions. For further reference, the students can download RD Sharma solutions for Class 7 Maths. The problems are solved by our subject experts in the best possible way to make it easier for the students during exam preparation.
RD Sharma Solutions for Class 7 Maths Chapter 19 – Visualising Solid Shapes Exercise 19.2
Access answers to Maths RD Sharma Solutions for Class 7 Chapter 19 – Visualising Solid Shapes Exercise 19.2
1. Match the following nets with appropriate solids:
Solution:
(a) → (ii)
(b) → (iii)
(c) → (iv)
(d) → (i)
2. Identify the nets which can be used to make cubes (cut-out the nets and try it):
Solution:
Only (ii), (iv) and (vi) form a cube.
3. Can the following be a net for a die? Explain your answer.
Solution:
We know that in a die, the sum of the number of opposite faces of a die is 7. In the given figure, it is not possible to get the sum as 7. Hence the given net is not suitable for a die.
4. Out of the following four nets there are two correct nets to make a tetrahedron. Identify them.
Solution:
For making a tetrahedron, only (i) and (iii) are suitable nets.
5. Here is an incomplete net for making a cube. Complete it in at least two different ways.
Solution:
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