# Here we have given NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.1.

- Basic Geometrical Ideas Class 6 Ex 4.2
- Basic Geometrical Ideas Class 6 Ex 4.3
- Basic Geometrical Ideas Class 6 Ex 4.4
- Basic Geometrical Ideas Class 6 Ex 4.5
- Basic Geometrical Ideas Class 6 Ex 4.6

Board | CBSE |

Textbook | NCERT |

Class | Class 6 |

Subject | Maths |

Chapter | Chapter 4 |

Chapter Name | Basic Geometrical Ideas |

Exercise | Ex 4.1 |

Number of Questions Solved | 6 |

Category | NCERT Solutions |

## NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.1

Ex 4.1 Class 6 Maths Question 1.

Use the figure to name:

(a) Five points

(b) A line

(c) Four rays

(d) Five line segments

Solution:

Clearly, from the given figure

(a) 5 points are points, O, C, B, D and E.

(b) A line is [altex]\overleftrightarrow { BD } [/latex]

(c) 4 rays are and .

(d) 5 line segments are and .

Ex 4.1 Class 6 Maths Question 2.

Name the line given in all possible (twelve) ways, choosing only two letters at a time from the four given.

Solution:

All the possible ways of naming the given by choosing only two letters at a time out of 4 letters are

and .

Ex 4.1 Class 6 Maths Question 3.

Use the figure to name :

(a) Line containing point E.

(b) Line passing through A.

(c) Line on which O lies.

(d) Two pairs of intersecting lines.

Solution:

Clearly, from the given figure

(a) Line containing pqint E is .

(b) Line passing through A is .

(c) O lies on the line .

(d) Two pairs of intersecting lines are and .

Ex 4.1 Class 6 Maths Question 4.

How many lines can pass through

(a) one given point?

(b) two given points?

Solution:

(a) An unlimited number of lines can be drawn passing through a given point.

(b) Exactly one line can be drawn passing through two different given points in a plane.

Ex 4.1 Class 6 Maths Question 5.

Draw a rough figure and label suitably in each of the following cases:

(a) Point P lies on .

(b) and intersect at M.

(c) Line l contains E and F but not D.

(d) and meet at O.

Solution:

A rough figure and labelled suitably for the given cases are as under:

(a) Point P lies on :

(b) and intersect at M:

(c) Line l contains E and F but not D:

(d) and meet at O.

Ex 4.1 Class 6 Maths Question 6.

Consider the following figure of line MN. Say whether following statements are true or false in context of the given figure.

(a) Q, M, O, N, P are points on the line .

(b) M, O, N are points on a line segment .

(c) M and N are end points of line segment .

(d) O and N are end points of line segment .

(e) M is one of the end points of line segment .

(f) M is point on ray .

(g) Ray is different from ray .

(h) Ray is same as ray .

(i) Ray is not opposite to ray .

(j) O is not an initial point of .

(k) N is the initial point of and .

Solution:

In the context of the given figure, the given statement is:

(a) True

(b) True

(c) True

(d) False

(e) False

(f) False

(g) True

(h) False

(i) True

(j) False

(k) True

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