Solid Shapes

Q.

A cone has:

1. 1 vertex, 5 faces and 4 curved edges

2. 1 vertex, 2 faces and no curved edge

3. 1 vertex, 2 faces and 1 curved edge

4. 1 vertex, 2 faces and 2 curved edges

Q.

Out of __________ faces of a square pyramid, __________ are triangles and __________ is/are squares.

Q.

Note book is an example of:

1. Cuboid

2. Cube

3. Cylinder

4. Rectangle

Q.

To form a hollow cuboid, you always need 6 identical rectangles.

1. True

2. False

Q. Gabriel bought a rectangular prism of volume 1296 cu cm. He noticed that in the prism, the length was thrice the height, while the width was twice the height. Help him to find the length, width, and height of the prism.

1. 30cm, 20 cm, 10 cm
2. 12 cm, 8 cm, 12 cm
3. 18 cm, 12 cm, 8 cm
4. 18 cm, 12 cm, 6 cm

Q. Which shape is the vertical section of the below image?

1. Square
2. Circle
3. Triangle
4. Pentagon

Q. A sphere has dimensions.

1. three
2. two
3. one

Q.

A solid which has four rectangular faces and two square faces is called as a_______.

1. Traingular Prism

2. Cube

3. Square Prism

4. Square Pyramid

Q.

(i) An ice-cream cone (ii) a cricket ball (iii) a glass tumbler (iv) a brick

Which of the above are polyhedrons?

1. i, ii

2. iv

3. i, ii, iii

4. iii, iv

Q. Give two examples, from your surroundings, for each of the following: ​
(iii) Plane surface​

Q.

The base of a square pyramid is a ____.

1. rectangle

2. square

3. triangle

4. rhombus

Q.

(i) An ice-cream cone (ii) a cricket ball (iii) a glass tumbler (iv) a brick (v) a star

Which of the above are polyhedrons?

1. i, ii, iii

2. iii, iv, v

3. i, ii

4. iv, v

Q. In Fig. 16.2, if the face EFGH is taken as the base, the name the lateral faces. Aslo, name the line segment representing the height of the cuboid.

Q.

The figure can be formed in shape of die.

The value of A+B+C is __________.

___

Q. Which of the following is/are true regarding a solid?

1. It has three dimensions
2. It has infinite dimensions
3. It has a volume
4. A solid has neither area nor volume