The document RD Sharma Solutions -Ex-10.3, Basic Geometrical Concepts, Class 6, Maths Class 6 Notes | EduRev is a part of the Class 6 Course RD Sharma Solutions for Class 6 Mathematics.

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**Question 1. Draw rough diagrams to illustrate the following:****i) ****Open curve****ii) Closed curve**

**Solution : **** ****i) Open curve â€“**

**ii) Closed curve â€“**

**Question 2. Classify the following curves as open or closed?**

**(i)**

**Solution:** Open

**(ii)**

**Solution:** Closed

**(iii)**

**Solution:** Closed

**(iv)**

**Solution:** Open

**(v)**

**Solution:** Open

**(vi)**

**Solution:** Open

**Question 3. Draw a polygon and shade its interior. Also draw its diagonals, if any**

**Solution : **ABCD is a polygon and AC and BD are its two diagonals.

**Question 4. Illustrate, if possible, each one of the following with a rough diagram**

**i) A closed curve that is not a polygon**

**Solution: **A circle is a simple closed curve but not a polygon. A polygon has line segments, but a circle has only curve

**ii) An open curve made up entirely of line segments**

**Solution: **Rough diagram of an open curve made up entirely of line segments

**iii) A polygon with two sides-**

**Solution: **A polygon with two sides is not possible.

### Basic Geometrical Concepts - RD Sharma 2019

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