GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

   

Gujarat Board GSEB Textbook Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions and Answers.

Gujarat Board Textbook Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

Try These (Page 277)

Question 1.
Match the shape with the name:
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 1
Solution:
(i) – (b) Cylinder
(ii) – (d) Sphere
(iii) – (c) Cube
(iv) – (a) Cuboid
(v) – (c) Cube
(v) – (f) Cone
(vi) – (e) Pyramid

GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

Do This (Page 279)

Question 1.
Complete the following table:
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 2
Solution:
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 3

Try These (Page 281)

Question 1.
Here you find four nets. There are two correct nets among them to make a tetrahedron. See if you can work out which nets will make a tetrahedron.
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 4
Solution:
(i) and (iii) are correct nets to make a tetrahedron.

Try These (Page 286)

Question 1.
Try to guess the number of cubes in the following arrangements.
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 5
Solution:
(i) There are 24 cubes
(ii) There are 8 cubes.
(iii) There are 9 cubes.

GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

Try These (Page 287)

Question 1.
Two dice are placed side by side as shown: Can you say what the total would be on the face opposite to
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 6
(a) 5 + 6
(b) 4 + 3
(Remember that in a die sum of numbers on opposite faces is 7.)
Solution:
(a) The total opposite to face 5 + 6 is 2+1, i.e. 3.
(b) The total opposite to face 4 + 3 is 3 + 4, i.e. 7.

Question 2.
Three cubes each with 2 cm edge are placed side by side to form a cuboid. Try to make an oblique sketch and say what could be its length, breadth and height.
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 7
Solution:
Length of the cuboid = 2 cm + 2 cm + 2 cm = 6 cm.
Breadth of the cuboid = 2 cm.
Height of the cuboid= 2 cm.

GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

Try These (Page 291)

Question 1.
For each solid, the three views (1), (2), (3) are given. Identify for each solid the corresponding top, front and side views.
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 8
Solution:
(a) (1) → Front (2) → Side (3) → Top
(b) (1) → Top (2) → Side (3) → Front
(c) (1) → Side (2) → Front (3) → Top
(d) (1) → Side (2) → Top (3) → Front

GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions

Question 2.
Draw a view of each solid as seen form the direction indicated by the arrow.
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 9
Solution:
GSEB Solutions Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions 10

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