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Session 38: Parallel lines

Session Title

Parallel Palooza

Objective

By the end of the lesson, students will be able to:


    1. Define parallel lines


  • Identify and draw parallel lines


  • Distinguish between parallel and non-parallel lines in everyday objects

Concept

Parallel lines -Geometry

Materials Required

    1. Whiteboard and markers


  • Ruler and pencil for each student


  • Chart paper with visuals [Real-life objects (books, railway track images, notebook lines)]


    Worksheets for practice

    Methodology

    Activity oriented

    Session Duration

     90 Minutes

    Intro  Activity  (2520 minutes )


    GAME TIME : "Parallel or Not?"


    How to Play:


    Step 1: Human Lines


    Divide students into groups of 4–5.


    Ask each group to form two straight lines of students standing side by side, facing the same direction.


    Say: "Pretend you are lines on the ground. Are you standing the same distance apart all the way? If yes, you’re parallel lines!"



    Step 2: Line Detective


    Now change it up! Ask one line to slant slightly or move closer at one end.


    Ask the class: "Are they still parallel?"


    Encourage students to explain why or why not.



    Step 3: Rapid Fire Round


    Show quick drawings or hold up objects (e.g., a notebook, scissors, a triangle).


    Students shout "Parallel!" or "Not Parallel!"



    Main Activity (70 minutes)

    Main Topic/ Activity


    Explanation    (15 minutes)


    Definition and Properties:


    Parallel lines are lines in a plane that never meet, no matter how far they are extended.


    They are always the same distance apart.


    Use a whiteboard to draw examples and non-examples.


    Types of  Lines ( 1510 minutes )


    Teach students the difference:


    Parallel lines : never meet.


    Perpendicular line: will cross to make right angle 


    Intersecting lines:  cross at one point, but do not make right angle


    Shapes with Parallel Lines  (10 minutes )


    Basic intro to 2D shapes that have parallel lines:


    Rectangle (2 pairs)


    Square (2 pairs)


    Parallelogram (2 pairs)


    Trapezium (1 pair)


    WORKSHEET:-  (10 minutes )

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    ANGLES  (15 minutes)

    AD_4nXcUIAO3c1tKHbogtwOP42ns9GFNcGM5RAwzit4e5c3KZqB37g-y3GI9zqmPwXpvD2U0s-p_xPfB2w8ymHmavH0NiIzduVlw3cdWCoYvl1xdFNzLGYHVN_TE4SU7GWch8bR4R11w?key=5tHYEeYgzWIaUf5ySDFZk6dN

    Review Questions (5 minutes)

    What are parallel lines?
    Which of the following are examples of parallel lines?
    a) Railway tracks
    b) The sides of a triangle
    c) Clock hands at 3 o’clock
    Lines that never meet, no matter how far they are extended, are called ____ lines.

    Follow up Tasks (5 minutes)

    Expected Learning  Outcome:

    Knowledge building-

    • Conceptual understanding

    Skill Building-

    • Comparing line types

    • Problem solving


    Review Questions/Assessment/Tasks 


    Follow up Tasks

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