What are segments, rays and lines?
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Objectives:
- Introduce children to the concept of segments, ray and lines.
Prerequisites/Instructions, prior preparations, if any
Go through chapter - "Basic geometrical ideas".
Resources :
videos and any other additional materials
Process
Download this geogebra file from this link.
Students work:
Step 1: First click on check box 1
- What you observed? What is EF here?
Step 2:Click on check box 2
- What you observed? What is AB here?
Step 3:Click on check box 3
- What you observed? What is CD here?
- What do you notice among these pictures/objects?
- Move the window screen by holding left-click on the mouse and move towards right or left.
- Do you find any difference?
Step 4: Click on check box named as 'definitions'
Think about for the following questions
- Do you think you can draw a complete picture of a line? Why?
- Can you measure the line?
- A minimum of how many points are required to fix a line?
- How many points can be plotted on a line?
- How many segments can be on a line?
- Give examples for points, rays, segments and lines in our day-to-day life.
- How to represent line segments, rays and lines symbolically?
Click here to access the material for this chapter.
Practice work :
Solve the given Worksheet
Questions if any?
Please write your questions here.