Dimensions

Q.

Write examples for Cone, Sphere, Cylinder and Cuboid.

Q. Volume of a cuboid having length = 3 cm, breadth = 2 cm and height = 2 cm is equal to

1. 7 cm${}^3$
2. 12 cm${}^3$
3. 8 cm${}^3$

Q.

Write the shape of the following:

• Shape of a match box.

Q.

Give three examples from your environment of (of Portion) : lines

Q. Fill in the blanks.

(1) Each face of a cube is ........ .
(2) A cuboid has ........ edges.
(3) A cube has .......... faces.
(4) A cuboid has ........ vertices.
(5) The standard units of volume are ......... and ........ .
(6) All the edges of a cube are of ........ length.

Q. A solid is a three dimensional shape.

1. False
2. True

Q.

Question 81
State whether the statement is True or False.
Two-dimensional figures are also called plane figures.

Q.

For the above figure,
F + V - E = ___?
where,
F is the number of faces,
V is the number of vertices and
E is the number of edges.

1. 2

2. 3

3. 4

4. 0

Q. Volume of a cuboid having length = 2 cm, breadth = 3 cm and height = 1 cm is equal to 6 cm${}^3$.

1. False
2. True

Q. Match the geometrical shapes with their dimensions.

1. One dimensional
2. Zero dimensional
3. Two dimensional
4. Three dimensional

Q.

Find the dimentions of each of the following figures, in which each cube is of side 1 cm.

Q. A is a regular polygon.

1. trapezium
2. square
3. rhombus

Q.

If two cubes of dimensions 3 cm by 3 cm by 3 cm are placed side by side, then the resulting dimension of the cuboid is length (l), breadth (b) and height (h). Find the value of l+b+h (in cm).​

___

Q. Volume of a cuboid having length = 2 cm, breadth = 3 cm and height = 1 cm is equal to 6 cm${}^3$.

1. False
2. True

Q. A line has .

1. one dimension
2. two dimensions
3. three dimensions

Q. A is a three dimensional object.

1. Cube
2. Square
3. Circle

Q. A is a three dimensional object.

1. cube
2. square
3. circle

Q. Match the geometrical shapes with their dimensions.

1. One dimensional
2. Zero dimensional
3. Two dimensional
4. Three dimensional

Q.

Which of the following does not represent a line?

1. Diameter of a circle

2. Axis of earth

3. side of a square

4. Edge of a cube

Q. A line has .

1. One dimension
2. Two dimensions
3. Three dimensions

Q. A sphere has dimensions.

1. one
2. two
3. three

Q. A sphere has dimensions.

1. one
2. two
3. three

Q. A is a three dimensional object.

1. cube
2. square
3. circle

Q. How many dimensions does a solid have?

1. 1
2. 2
3. 3
4. 0

Q. Match the geometrical shapes with their dimensions.

1. One dimensional
2. Zero dimensional
3. Two dimensional
4. Three dimensional

Q. Match the geometrical shapes with their dimensions.

1. One dimensional
2. Zero dimensional
3. Two dimensional
4. Three dimensional