CBSE Class 9 - Congruence Criteria: SSS and RHS Videos
Concepts on congruence of triangles
Prove the congruence of right triangles and discover the congruence of triangles using only its sides. Apply these concepts in problem solving.
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Congruence Criteria: SAS and ASA
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Congruence of geometrical figures
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- be and CF are two traiangle equal altitude of triangle abc using rhs congruence rule prove that the triangle abc is isosceles
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in an isosceles triangle ABC with AB=AC, the bisectors of angleB and angle C intersect each other at o. Join A at O. show that Ob= OC that
- How to proove RHS congruence
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In the given figure, BA
AC and DEEF such that BA = DE and BF = DC. Prove that AC = EF.
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ABC is an isosceles triangle with AB = AC. Bisectors of
B and C intersect at O. Prove that BO = CO and AO bisects BAC.
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ABCD is a square, X and Y are the points on the sides AB and DC respectively such that BY = CX. Prove that CY = BX and
CBY = BCX.
- In an isosceles triangle, prove that the altitude from the vertex divides the triangle into two congruent triangles..
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AD is the median of
ABC. If BL and CM are drawn perpendiculars on AD produced, prove that BL= CM.
