Question 12 Marks
Here is an incomplete net for making a cube. Complete it in at least two different ways.
Answer
View full question & answer→The complete nets for making a cube are Images.
Questions
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Question 22 Marks
Can the following be a net for a die? Explain your answer.
Answer
View full question & answer→Since, 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.
In the given figure, it is not possible to get the sum as $7$.
Hence the given net is not suitable for a die.
Question 32 Marks
Here is an incomplete net for making a cube. Complete it in atleast two different ways.
Question 42 Marks
Out of the following four nets there are two correct nets to make a tetrahedron. Identify them.
Answer
View full question & answer→(i), (iii).
Question 52 Marks
Can the following be a net for a die? Explain your answer.
Answer
View full question & answer→No, as the sum of the numbers on all opposite faces as 7 is not possible.
Question 62 Marks
Give three examples from our daily life which are in the form of (i) a cone (ii) a sphere (iii) a cuboid (iv) a cylinder (v) a pyramid.
Answer
View full question & answer→(i) Ice-cream cone, cap,
(ii) A football, a round apple, a round orange
(iii) A dice, a book, a brick, a duster
(iv) A circular pipe, a glass.
(ii) A football, a round apple, a round orange
(iii) A dice, a book, a brick, a duster
(iv) A circular pipe, a glass.