**Basic Geometrical Ideas Class 6 Ex. 4.3**

**Ncert Class 6 Math Free Solution.**

**Exercise 4.3**

**Question 1 :- Name the angles in the given figure.**

**Solution 1:- **

The angles are:

(i) **∠**A or **∠**DAB

(ii) **∠**B or ∠ABC

(iii) **∠**C or ∠BCD

(iv) **∠**D or ∠CDA.

**Question 2 :- In the given diagram, name the point(s):**

**(a) In the interior of ∠DOE**

**(b) In the exterior of ∠EOF**

**(c) On ∠EOF**

**Solution 2:-**

(a) A is the point in the interior **∠**DOE.

(b) A, C, D is the point in the exterior **∠**EOF.

(c) E, B, O, F is the point on **∠**EOF.

**Question 3 :- Draw rough diagrams of two angles such that they have**

**(а) one point in common.**

**(b) two points in common.**

**(c) three points in common.**

**(d) four points in common.**

**(e) One ray in common.**

**Solution 3:-**

(a) O is the common point of **∠**AOB and **∠**COB.

(b) In figure, O and P are the common points in **∠**SOA and **∠**OPQ.

(c) **∠ABF and ∠EBF point B, D, F common **

(d) **∠BOA and ∠EOA points O, D, C, A are common.**

(e) OA is the common ray of **∠**BOA and **∠C**OA.

**Basic Geometrical Ideas Class 6 Exercise. 4.3 for Free**