Q1Written answer
Use isometric dot paper and make an isometric sketch for each one of the given shapes:
(i)
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Solution:-
(ii)
Solution:-
(iii)
Solution:-
(iv)
Solution:-
NCERT · Class 7 · Maths
Chapter 13: Visualising Solid Shapes
Practice each question, then open the answer or worked solution.
Exercise 15.2
Textbook page 285 · 5 questionsQ2Written answer
The dimensions of a cuboid are 5 cm, 3 cm and 2 cm. Draw three different isometric sketches of this cuboid.
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Solution:-
From the question it is given that dimension of a cuboid are 5 cm, 3 cm, and 2 cm.
The three different isometric sketches of this cuboid is shown below,
1
2
3
Q3Written answer
Three cubes each with 2 cm edge are placed side by side to form a cuboid. Sketch an oblique or isometric sketch of this cuboid.
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Solution:-
Oblique sketch
Isometric sketch
Q4Written answer
Make an oblique sketch for each one of the given isometric shapes:
(i)
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Solution:-
(ii)
Solution:-
Q5Written answer
Give (i) an oblique sketch and (ii) an isometric sketch for each of the following:
(a) A cuboid of dimensions 5 cm, 3 cm and 2 cm. (Is your sketch unique?)
(b) A cube with an edge 4 cm long.
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Solution:-
(a)
(i) Oblique sketch
(ii) Isometric sketch
(b)
(i) Oblique sketch
(ii) Isometric sketch
