# Exercise 3.1

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**1. Given here are some figures.**

**Classify each of them on the basis of the following.**

**Enter the numbers from the image according to the type of image.**

**(a) Simple Curve :**

**(b) Simple Closed Curve :**

**(c) Polygon :**

**(d) Convex Polygon :**

**(e) Concave Polygon :**

**2. What is a regular polygon ?**

A polygon that is

**State the name of a regular polygon of:**

**(i) 3 sides :**

**(ii) 4 sides :**

**(iii) 6 sides :**