Difference between revisions of "Puzzles and Projects Circles"
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| Line 34: | Line 34: | ||
= Teaching Outlines = | = Teaching Outlines = | ||
| − | ==Concept #== | + | ==Concept #1 construction of chords== |
===Learning objectives=== | ===Learning objectives=== | ||
| + | The students should be able to:<br> | ||
| + | *Recall the meaning of circle.<br> | ||
| + | *Define chord.<br> | ||
| + | *State Properties of chord.<br> | ||
| + | *Construct chord of given size. | ||
| + | |||
===Notes for teachers=== | ===Notes for teachers=== | ||
| − | ===Activity No | + | The teacher should clarify the meaning of chord and circle to the students |
| + | |||
| + | ===Activity No 1 Construction of chord === | ||
{| style="height:10px; float:right; align:center;" | {| style="height:10px; float:right; align:center;" | ||
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> | |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> | ||
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div> | ''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div> | ||
|} | |} | ||
| − | *Estimated Time | + | *Estimated Time <br> |
| + | 10-15 minutes | ||
*Materials/ Resources needed | *Materials/ Resources needed | ||
| + | #circular paper cuttings | ||
| + | #sketch pen | ||
| + | #note book | ||
| + | #pen | ||
*Prerequisites/Instructions, if any | *Prerequisites/Instructions, if any | ||
| + | #Meaning of chord. | ||
| + | #Meaning of circle. | ||
| + | #Meaning of circumference | ||
*Multimedia resources | *Multimedia resources | ||
| + | |||
*Website interactives/ links/ / Geogebra Applets | *Website interactives/ links/ / Geogebra Applets | ||
| + | |||
*Process/ Developmental Questions | *Process/ Developmental Questions | ||
| + | #what is a chord? | ||
| + | #The folded line connected from where to where? | ||
| + | #How many chords can be drawn in a circle? | ||
*Evaluation | *Evaluation | ||
| + | #was the effect of chord in a circle? | ||
| + | #Was the student able to give the meaning of chord? | ||
| + | |||
*Question Corner | *Question Corner | ||
| + | #how many chords can be drawn in a circle? | ||
| + | #What happens to the size of the chord if it moves away from the centre? | ||
| + | #If the chord pass through the centre of the circle what it are the properties of that chord? | ||
===Activity No # === | ===Activity No # === | ||
Revision as of 15:01, 3 September 2013
| Philosophy of Mathematics |
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Teaching Outlines
Concept #1 construction of chords
Learning objectives
The students should be able to:
- Recall the meaning of circle.
- Define chord.
- State Properties of chord.
- Construct chord of given size.
Notes for teachers
The teacher should clarify the meaning of chord and circle to the students
Activity No 1 Construction of chord
- Estimated Time
10-15 minutes
- Materials/ Resources needed
- circular paper cuttings
- sketch pen
- note book
- pen
- Prerequisites/Instructions, if any
- Meaning of chord.
- Meaning of circle.
- Meaning of circumference
- Multimedia resources
- Website interactives/ links/ / Geogebra Applets
- Process/ Developmental Questions
- what is a chord?
- The folded line connected from where to where?
- How many chords can be drawn in a circle?
- Evaluation
- was the effect of chord in a circle?
- Was the student able to give the meaning of chord?
- Question Corner
- how many chords can be drawn in a circle?
- What happens to the size of the chord if it moves away from the centre?
- If the chord pass through the centre of the circle what it are the properties of that chord?
Activity No #
- Estimated Time
- Materials/ Resources needed
- Prerequisites/Instructions, if any
- Multimedia resources
- Website interactives/ links/ / Geogebra Applets
- Process/ Developmental Questions
- Evaluation
- Question Corner
Concept #
Learning objectives
Notes for teachers
Activity No #
- Estimated Time
- Materials/ Resources needed
- Prerequisites/Instructions, if any
- Multimedia resources
- Website interactives/ links/ / Geogebra Applets
- Process/ Developmental Questions
- Evaluation
- Question Corner
Activity No #
- Estimated Time
- Materials/ Resources needed
- Prerequisites/Instructions, if any
- Multimedia resources
- Website interactives/ links/ / Geogebra Applets
- Process/ Developmental Questions
- Evaluation
- Question Corner
Hints for difficult problems
Project Ideas
Math Fun
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