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Similar and congruent triangles (view source)
Revision as of 12:28, 30 December 2013
, 12:28, 30 December 2013→Activity No #
# HL (hypotenuse leg of a right triangle) :Two right triangles are congruent if the hypotenuse and one leg are equal.Also known as RHS postulate.
# HL (hypotenuse leg of a right triangle) :Two right triangles are congruent if the hypotenuse and one leg are equal.Also known as RHS postulate.
===Notes for teachers===
===Notes for teachers===
===Activity No # ===
===Activity No # 1. Congruency tests ===
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{| 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: 40 minutes.
*Materials/ Resources needed
*Materials/ Resources needed: Laptop, geogebra file, projector and a pointer.
*Prerequisites/Instructions, if any
*Prerequisites/Instructions, if any:
*Multimedia resources
# The students should know the meaning of the terms equal and congruent.
# They should about triangle, angles and sides.
*Multimedia resources : Laptop
*Website interactives/ links/ / Geogebra Applets
*Website interactives/ links/ / Geogebra Applets
*Process/ Developmental Questions
*Process:
# The teacher can use this geogebra file to explain and clarify the "tests for congruency".
*Developmental Questions:
*Evaluation
*Evaluation
*Question Corner:
*Question Corner: