Rs Aggarwal Solutions for Class 6 Math Chapter 1 Number System are provided here with simple step-by-step explanations. These solutions for Number System are extremely popular among Class 6 students for Math Number System Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Rs Aggarwal Book of Class 6 Math Chapter 1 are provided here for you for free. You will also love the ad-free experience on Meritnationâ€™s Rs Aggarwal Solutions. All Rs Aggarwal Solutions for class Class 6 Math are prepared by experts and are 100% accurate.

#### Page No 192:

#### Question 1:

Which of the following are simple closed figures?

Figure

#### Answer:

(a) It is a simple closed figure because it does not intersect itself.

(b) It is a simple closed figure because it does not intersect itself.

(c) It is not a simple closed figure because it intersects itself.

(d) It is a simple closed figure because it does not intersect itself.

(e) It is not a simple closed figure because it intersects itself.

(f) It is a simple closed figure because it does not intersect itself.

#### Page No 192:

#### Question 2:

Which of the following are polygons?

Figure

#### Answer:

(a) It is formed by four line segments and we know that a simple closed figure formed by three or more line segments is called a polygon. So, it is a polygon named quadrilateral.

(b) It is formed by three line segments and we know that a simple closed figure formed by three or more line segments is called a polygon. So, it is polygon named triangle.

(c) It is formed by twelve line segments and we know that a simple closed figure formed by three or more line segments is called a polygon. So, it is polygon.

(d) It is not a polygon because it contains curves.

#### Page No 192:

#### Question 3:

Fill in the blanks:

(i) A polygon is a simple closed figure formed by more than ...... line segments.

(ii) A polygon formed by three line segments is called a ....... .

(iii) A polygon formed by four line segments is called a ...... .

(iv) A triangle has ...... sides and ...... angles.

(v) A quadrilateral has ...... sides and ...... angles.

(vi) A figure which ends at the starting point is called a .......... .

#### Answer:

(i) A polygon is a simple closed figure formed by more than __two__ line segments.

(ii) A polygon formed by three line segments is called a __triangle__.

(iii) A polygon formed by four line segments is called a __quadrilateral__ .

(iv) A triangle has __three__ sides and __three__ angles.

(v) A quadrilateral has __four__ sides and __four__ angles.

(vi) A figure which ends at the starting point is called a __closed figure__.

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