Difference between revisions of "Arc of a circle"

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(Created page with "===Name of the activity=== 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...")
 
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===Name of the activity===
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#[[File:arc.jpg|200px|right|link=http://karnatakaeducation.org.in/KOER/en/index.php/File:Arc.jpg]]
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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)
 
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=== Objectives ===
 
=== Objectives ===
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Content objectives  - what content areas
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#The students learn that an arc is a part of a circle included between two distinct points on the circumference of the circle.
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#The students learn that the the larger arc is called major arc and the smaller one is called minor arc.
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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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10 minutes
  
 
=== Prerequisites/Instructions, prior preparations, if any ===
 
=== Prerequisites/Instructions, prior preparations, if any ===
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#The students should know to draw a circle using compass.
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#They should know that arc is part of the circumference.
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===Materials/ Resources needed===
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White paper, pencil, compass, scale and colour pencils.
  
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===Materials/ Resources needed===
 
 
===Process (How to do the activity)===
 
===Process (How to do the activity)===
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How to do the different steps of the activity?
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*Explain the concept of arc by drawing a circle and two points on its circumference. The part of the circumference within the two points in either directions are called its arcs.
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*Show the labelling of arcs.
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What kinds of questions you can ask for that activity
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*Evaluation
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#What is the longest arc of a circle  called?
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What are the student follow-up activities/ questions you can give?
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#What are the arcs called when both major and minor arcs are of same size?
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Categories:  (Subject) (Topic) (Sub-concept/topic) (Class 6) (Resource format)
 
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Example -  (Mathematics) (Triangle) (Area) (Perimeter) (Class 6) (Class 8) (Geogebra) (Video)
 

Revision as of 12:26, 7 May 2019

  1. Arc.jpg

Objectives

  1. The students learn that an arc is a part of a circle included between two distinct points on the circumference of the circle.
  2. The students learn that the the larger arc is called major arc and the smaller one is called minor arc.

Estimated Time

10 minutes

Prerequisites/Instructions, prior preparations, if any

  1. The students should know to draw a circle using compass.
  2. They should know that arc is part of the circumference.

Materials/ Resources needed

White paper, pencil, compass, scale and colour pencils.

Process (How to do the activity)

  • Explain the concept of arc by drawing a circle and two points on its circumference. The part of the circumference within the two points in either directions are called its arcs.
  • Show the labelling of arcs.
  • Evaluation
  1. What is the longest arc of a circle called?
  2. What are the arcs called when both major and minor arcs are of same size?
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