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[http://karnatakaeducation.org.in/KOER/en/index.php/Maths:_Question_Papers Question Bank]
[http://karnatakaeducation.org.in/KOER/en/index.php/Maths:_Question_Papers Question Bank]
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While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist'''].
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While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist''']
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=== Concept Map ===
__FORCETOC__
__FORCETOC__
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[[File:similar_and_congruent_triangles.mm]]
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Here is the concept map of Congruency of triangle
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[[File:CONGRUENCY OF TRIANGLE.mm|Flash]]
=== Additional Resources ===
=== Additional Resources ===
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====== [[Introduction to similar triangles|Introduction to similar triangles]] ======
====== [[Introduction to similar triangles|Introduction to similar triangles]] ======
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Concept of similarity is introduced and investigated by comparing elements of two triangles.
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The concept of similarity is introduced and investigated by comparing elements of two triangles.
==== Concept # 5. Tests for similarity ====
==== Concept # 5. Tests for similarity ====
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=====Activities #=====
=====Activities #=====
======[[Similarity test - AA postulate]]======
======[[Similarity test - AA postulate]]======
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In two triangles, if the angles are equal, then the sides opposite to the equal angles are in the same ratio and hence the two triangles are similar.
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In two triangles, if the angles are equal, then the sides opposite to the equal angles are in the same ratio and hence the two triangles are similar.
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==== Solved problems/ key questions (earlier was hints for problems). ====
=== Projects (can include math lab/ science lab/ language lab) ===
=== Projects (can include math lab/ science lab/ language lab) ===
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'''''Laboratory Manuals''' - Mathematics : [https://ncert.nic.in/pdf/publication/sciencelaboratorymanuals/classIXtoX/mathematics/lelm405.pdf Click here] to refer to activity 13,15,16,17 and 18'' which explains the similarity of two Triangles.
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