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===Name of the activity===
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Brief blurb describing what the activity. If this has been borrowed from some external web site (for example, a non OER or OER site which had this idea and based on which the activity was developed)
      
=== Objectives ===
 
=== Objectives ===
Content objectives  - what content areas
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To divide a circle into equal parts
 
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Skill objectives - what specific skills
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Classroom objectives - to demo peer learning, to make a classroom resource, etc -
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All these kinds of objectives need not be there for every activity.  And no need to list them as different headings.  This is only for our reference when we are developing activities.
      
===Estimated Time===
 
===Estimated Time===
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30 minutes
    
=== Prerequisites/Instructions, prior preparations, if any ===
 
=== Prerequisites/Instructions, prior preparations, if any ===
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Prior knowledge of point, lines, angles, polygons
    
===Materials/ Resources needed===
 
===Materials/ Resources needed===
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* Digital : Computer, geogebra application, projector.
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* Non digital : Worksheet and pencil, compass, strings
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* Geogebra files :  Equal parts in a circle .ggb
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===Process (How to do the activity)===
 
===Process (How to do the activity)===
How to do the different steps of the activity?
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* Plot 4points on the circle; join these points to the center of the circle. Are all the parts equal?
 
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* How many parts is the circumference divided into? Identify the part of the circumference that is the largest?
What kinds of questions you can ask for that activity
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* If the segments connecting the points to the center are equal, what is it that makes the part bigger than the others?
 
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* Establish concept of '''arc.'''
What are the student follow-up activities/ questions you can give?
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* Which of these parts the largest? How can you say it is largest? Which parameter defines the largeness?
 
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* What do you notice  about the angles made at center by the four parts of the circle. Which part of the circle has the largest angle?
Categories:  (Subject) (Topic) (Sub-concept/topic) (Class 6) (Resource format)
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* What is each part of the circle called? - Establish sector
 
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* When will all the four parts of the circle be equal?
Example -  (Mathematics) (Triangle) (Area) (Perimeter) (Class 6) (Class 8) (Geogebra) (Video)
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* What is the total angle made at the center of the circle?

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