E- CONTENT (CIRCLES AND LINES - STANDARD IX)

TOPIC            : CIRCLES AND LINES 

STANDARD  : IX

INTRODUCTION 

This E- Content Module deals with the topic Circles and lines from the chapter Circles in IX STD. Defining circle and also Exploring their radii, diameters, chord and defining each terms. Discovering properties of circle and also explains the method of construction of Isosceles & Equilateral triangle inside a circle.

LEARNING OBJECTIVES  

The Learner will be able to 

1. Define Circle and distinguish radius, diameter, chord 

2. Find that perpendicular drawn from each chord passes through the centre of the circle.

3. Understand that an equilateral & Isosceles triangle can be drawn inside a circle.

4. Develops a method to construct an equilateral & isosceles triangle inside a circle.

SUBJECT MAPPING 

Vedio 1 : Click here

Vedio 2 :Click here

Vedio 3 :Click here

Vedio 4 :Click here

Vedio 5 : Click here

Vedio 6 :Click here

ASSIGNMENT 

1.Quiz - Based on Vedio 1 and Vedio 2

2.Quiz- Based on Vedio 3,4

3.Quiz - Based on Vedio 5,6

REFERENCE 

1.Perpendicular Bisector

2.Isosceles triangle properties

3.Perpendicular Bisector construction

DOWNLOADS

1. E- book of definition