## NCERT Solutions For Class 6 Maths Basic Geometrical Ideas Exercise 4.4

**NCERT Solutions for Class 6 Maths Chapter 4 Basic Geometrical Ideas Ex 4.4**

**Exercise 4.4**

Ex 4.4 Class 6 Maths Question 1.

Draw a rough sketch of a triangle ABC. Mark a point P in its interior and a point Q in its exterior. Is the point A in its exterior or in its interior?

Solution:

Triangle ABC is the given triangle.

P is in the interior of ∆ABC.

Q is in the exterior of ∆ABC.

A is neither in the exterior nor in the interior.

Ex 4.4 Class 6 Maths Question 2.

(a) Identify three triangles in the figure.

(6) Write the names of seven angles.

(c) Write the names of six line segments.

(d) Which two triangles have ∠B as common?

Solution:

(a) Three triangles are: ∆ABC, ∆ABD and ∆ADC.

(b) (i) ∠ABC

(ii) ∠ADB

(iii) ∠BAD

(iv) ∠ADC

(v) ∠ACD

(vi) ∠DAC

(vii) ∠BAC.

(c) \(\overline { AB }\) , \(\overline { BD }\) , \(\overline { AD }\) , \(\overline { AC }\) , \(\overline { DC }\) , \(\overline { BC }\)

(c) ∆ABC and ∆ABD have ∠B as common.

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