Chapter 15 Visualising Solid Shapes Very Short Answer Type Question 1. If three cubes of dimensions 2 cm × 2 cm × 2 cm are placed end to end, what would be the dimension of the resulting cuboid? Solution: Length of the resulting cuboid = 2 cm + 2 cm + 2 cm = 6 cm...
Chapter 15 Visualising Solid Shapes Exercise 15.4 Question 1. A bulb is kept burning just right above the following solids. Name the shape of the shadows obtained in each case. Attempt to give a rough sketch of the shadow. (You may try to experiment first and then...
Chapter 15 Visualising Solid Shapes Exercise 15.3 Question 1. What cross-sections do you get when you give a (i) vertical cut (ii) horizontal cut to the following solids? (a) A brick (b) A round apple (c) A die (d) A circular pipe (e) An ice cream cone. Solution:...
Chapter 15 Visualising Solid Shapes Exercise 15.2 Question 1. Use isometric dot paper and make an isometric sketch for each one of the given shapes: Solution: Question 2. The dimensions of a cuboid are 5 cm, 3 cm and 2 cm. Draw three different isometric sketches of...
Chapter 15 Visualising Solid Shapes Exercise 15.1 Question 1. Identify the nets which can be used to make cubes (Cut out copies of the nets and try it): Solution: Fig. (ii), (iii), (iv) and (vi) can be used to make cubes. Question 2. Dice are cubes with dots on each...
