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''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
===Activity No # ===
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''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
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* '''Estimated Time'''
* '''Materials/ Resources needed'''
* '''Prerequisites/Instructions, if any'''
* '''Multimedia resources'''
* '''Website interactives/ links/ Geogebra Applets'''
* '''Process (How to do the activity)'''
* '''Developmental Questions (What discussion questions)'''
* '''Evaluation (Questions for assessment of the child)'''
* '''Question Corner'''
===Activity No # ===
{| 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;">
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
|}
* '''Estimated Time'''
* '''Materials/ Resources needed'''
* '''Prerequisites/Instructions, if any'''
* '''Multimedia resources'''
* '''Website interactives/ links/ Geogebra Applets'''
* '''Process (How to do the activity)'''
* '''Developmental Questions (What discussion questions)'''
* '''Evaluation (Questions for assessment of the child)'''
* '''Question Corner'''
==Concept #3 - Properties and Theorems: Pythagoras Theorem ==
===Learning objectives===
===Notes for teachers===
Pythagoras' Theorem was discovered by Pythagoras, a Greek mathematician and philosopher who lived between approximately 569 BC and 500 BC. Pythagoras' Theorem states that:
In any right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides. That is:
[[Image:KOER%20Triangles_html_m2f096af4.png]]
[[Image:KOER%20Triangles_html_4bd439df.png]]
'''Pythagoras' Theorem in Three Dimensions'''
A three-dimensional object can be described by three measurements - length, width and height.
[[Image:KOER%20Triangles_html_679fe2f6.png]][[Image:KOER%20Triangles_html_m570261d2.png]]
We can use Pythagoras' Theorem to find the length of the longest straw that will fit inside the box or cylinder.
===Activity No # ===
===Activity No # ===
