Isometric Sketches

Q. Question 5
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.
(b) A cube with an edge 4 cm long.

Q. Which of the following statements is correct?

1. The image of the object is drawn in such a manner that the original dimensions of the object is intact irrespective of it position.
2. The image of the object is drawn in such a manner that the original dimensions of the object is not intact.
3. The image of the object is drawn in such a manner that the original dimensions of the object is intact repective to its position.
4. None of the above

Q.

A cube with an edge $4$ cm long. Draw its oblique sketch and isometric sketch.

Q.

Question 70
State whether the statement is True or False.
An isometric sketch does not have proportional length.

Q.

Which of the following shapes is not a circle?

1. Dartboard

2. Compact disc

3. Egg

4. wheel

Q.

Make an oblique sketch for each one of the given isometric shapes:

Q.

In the isometric sketch of a cube, the length of the edges are $\underline{}$ .

Q.

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.

Q. Which of the following is the isometric sketch of a cuboid of length 5 cm, breadth 2 cm and height 3 cm?

1. 
2. 
3. 
4. 

Q. Question 2
The dimensions of a cuboid are 5 cm, 3 cm and 2 cm. Draw three different isometric sketches of this cuboid.

Q.

What is meant by Oblique Sketches and Isometric Sheets? [2 MARKS]

Q. Which one is the Oblique image of the given Isometric shape

1. 
2. 
3. 

Q.

Question 89
State whether the statement is True or False.
Isometric sheet divides the paper into small isosceles triangles made up of dots or lines.

Q.

What cross-section do you get when you give a (a) vertical cut (b) horizontal cut to the following object?

football

Q.

The dimensions of a cuboid are 5 cm, 3 cm and 2 cm. Draw three different isometric sketches of this cuboid.

Q.

Find the surface area of the following figure if it is folded along the dotted lines.(All the measurements are in cm).

1. 200 cm²

2. 190 cm²

3. 230 cm²

4. 215 cm²

Q.

A paper is rectangular in shape with negligible thickness. A stack of papers is arranged one above the other.

S1 : The resulting figure is three dimensional.

S2 : The figure is called a cuboid.

1. S1 and S2 are true

2. S1 and S2 are false

3. S1 is true but S2 is false

4. S1 is false but S2 is true

Q.

What cross-section do you get when you give a (a) vertical cut (b) horizontal cut to the following object?

A round tomato

Q.

Determine whether it is possible to obtain the cross section from a cube.

Non-rectangular parallelogram.

Q.

Give (i) an oblique sketch and (ii) an isometric sketch for each of the following:
(a) A cuboid of dimensions $5cm,3cm$ and $2cm$. (Is your sketch unique?)
(b) A cube with an edge $4cm$ long.

Q.

By then your art teacher came in with a box. You all wanted to know what was there in the box. But before opening the box, he asked "the name of the shape of the box is __.”

Q. A sketch with actual measures of a solid can be drawn on a/an ____ .

1. opaque sketch
2. symmetric paper
3. isometric paper
4. oblique sketch

Q.

The isometric paper divides the paper into small $\underline{}$ .

Q.

Work with a partner. A baker is thinking of different ways to slice zucchini bread that is in the shape of a rectangular prism. The shape that is formed by the cut is called a cross-section.

(a) What is the shape of the cross section when the baker slices the bread vertically, as shown above?

Q. Isometric sketches are the exact images in _____ but drawn on a ____ paper.

1. $2D$ and $3D$
2. $2D$ and $2D$
3. $3D$ and $2D$
4. $3D$ and $3D$

Q.

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.

Q.

The following image is an sketch of:

1. Rectangle

2. Cuboid

3. Cube

4. Square

Q. Isometric sketch puts more focus on the of an object.

1. top
2. face
3. edge
4. vertex

Q. Question 90 (ii)

Use isometric dot paper to draw the figure.

A rectangular prism with length 4 units, width 2 units and height 2 units.

Q. Use isometric dot paper and make an isometric sketch for the given shape.