Question 1 :
The corners of a solid shape are called its vertices; the line segments of its skeleton are its edges; and its flat surfaces are its faces.Is it TRUE or FALSE?
Question 2 :
What cross-section do you get when you give a horizontal cut to a round apple?
Question 3 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca50f59b460d7261ead0.JPG' />
Above net can be used to make cube?
Question 4 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca4ef59b460d7261eacd.png' />
Dice are cubes with dots on each face. Opposite faces of a die always have a total of seven dots on them. There are two nets to make dice (cubes); the numbers inserted in each square indicate the number of dots in that box. Are the nets correct in the above image?
Question 5 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb40f59b460d7261ec09.PNG' />
In the above figure, there is the shadow of 3D object, when seen under the lamp of an overhead projector. Identify the solid that match each shadow.
Question 6 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca52f59b460d7261ead2.png' />
Match the nets with appropriate solid from the above image.
Question 7 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca48f59b460d7261eac5.png' />
The above image has 6 faces,12 edges and 8 vertices.Is it TRUE or FALSE?
Question 8 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb3bf59b460d7261ec03.PNG' />
In the above figure, a bulb is kept burning just right above the given solid. Name the shape of the shadow obtained.
Question 9 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca55f59b460d7261ead6.png' />
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61cc1ab478c526e972caf027.png' />
The above image1 represents an incomplete net for making a cube. Does the figures given in the above image2 completes it in two different ways? Remember that a cube has six faces.
Question 10 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb36f59b460d7261ebfc.png' />
From the above image. Match the net with appropriate solids:
Question 11 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca46f59b460d7261eac2.JPG' />
Match the above shape with the name:-
Question 12 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca62f59b460d7261eae7.png' />
The above image represents the shadows of some 3-D objects, when seen under the lamp of an overhead projector. Identify the solid(s) that match the shadow marked as (i).
Question 13 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca63f59b460d7261eae9.png' />
For each solid, the three views (1), (2), (3) are given as shown in the above image. Identify the corresponding top, front and side views for the fourth solid.
Question 14 :
What cross-section do you get when you give a horizontal cut to an ice cream cone?
Question 15 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca51f59b460d7261ead1.png' />
Can the above image be a net for a dice?
Question 16 :
A net is a skeleton-outline of a solid that can be folded to make it.Is it TRUE or FALSE?
Question 17 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca53f59b460d7261ead3.JPG' />
Above net can be used to make cube?
Question 18 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca54f59b460d7261ead5.JPG' />
Above net can be used to make cube?
Question 19 :
What cross-section do you get when you give a vertical cut to a brick?
Question 20 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca45f59b460d7261eac0.JPG' />
Match the above shape with the name:-
Question 21 :
Different sections of a solid can be viewed by observing a 2-D shadow of a 3-D shape.Is it TRUE or FALSE?
Question 22 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca57f59b460d7261ead9.PNG' />
Two dice are placed side by side as shown in above image: Can you say what the total would be on the face opposite to 4+3?
Question 23 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb31f59b460d7261ebf7.png' />
From the above image. Match the net with appropriate solids:
Question 24 :
Can we say that in an oblique sketch the sizes of the front faces and its opposites are same?
Question 25 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca59f59b460d7261eadb.png' />
Guess the number of cubes present in the above figure marked as (iii).
Question 26 :
What cross-section do you get when you give a horizontal cut to a brick?
Question 28 :
Different sections of a solid can be viewed by looking at the shape from different angles; the front-view, the side-view and the top-view which can provide a lot of information about the shape observed.Is it TRUE or FALSE?
Question 29 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca5ff59b460d7261eae3.png' />
The above image represents the shadows of some 3-D objects, when seen under the lamp of an overhead projector. Identify the solid(s) that match the shadow marked as (ii).
Question 30 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb27f59b460d7261ebe8.png' />
From the above figure, can the net be used to make cubes?
Question 31 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca4ef59b460d7261eacc.JPG' />
Above net can be used to make cube?
Question 32 :
What cross-section do you get when you give a vertical cut to an ice cream cone?
Question 33 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca5df59b460d7261eae1.PNG' />
Two dice are placed side by side as shown in above image: Can you say what the total would be on the face opposite to 5 + 6?
Question 34 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca61f59b460d7261eae5.png' />
A bulb is kept burning just right above the solids as shown in the above image. Name the shape of the shadows obtained in case(ii).
Question 35 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca49f59b460d7261eac6.png' />
The above image has 4 faces,6 edges and 4 vertices.Is it True or False?
Question 36 :
What cross-section do you get when you give a vertical cut to a die?
Question 37 :
Different sections of a solid can be viewed by cutting or slicing the shape, which would result in the cross-section of the solid.Is it TRUE or FALSE?
Question 38 :
The cube, the cuboid, the sphere, the cylinder, the cone and the pyramid are examples of _______ shapes.
Question 39 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca4bf59b460d7261eac8.png' />
The above image has 9 faces,16 edges and 9 vertices.Is it True or False?
Question 40 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca46f59b460d7261eac1.JPG' />
Match the above shape with the name:-
Question 41 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb3df59b460d7261ec05.PNG' />
In the above figure, a bulb is kept burning just right above the given solid. Name the shape of the shadow obtained.
Question 43 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca68f59b460d7261eaef.png' />
A bulb is kept burning just right above the solids as shown in the above image. Name the shape of the shadows obtained in case(iii).
Question 44 :
The circle, the square, the rectangle, the quadrilateral and the triangle are examples of ________ figures.
Question 45 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb22f59b460d7261ebe2.png' />
From the above figure, can the net be used to make cubes?
Question 46 :
What cross-section do you get when you give a horizontal cut to a circular pipe?
Question 47 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb25f59b460d7261ebe5.png' />
From the above figure, can the net be used to make cubes?
Question 48 :
An ________ sketch is drawn on an isometric dot paper in which the measurements are kept proportional.
Question 49 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ca4af59b460d7261eac7.png' />
The above image has 7 faces,15 edges and 10 vertices.Is it True or False?
Question 50 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cb41f59b460d7261ec0b.PNG' />
From the above image. Here is the shadow of 3D object, when seen under the lamp of an overhead projector. Identify the solid that match each shadow.
