CBSE Class 9 Maths Congruence Criteria: SAS And ASA
- Q-a diagonal divides a parallelogram into 2 congruent triangles.prove Doubt-in ncert it is done by only ASA .Can we do it by any other method like SAS OR SSS?And if not why?
- What was and ASA congurrence rule
- 11. In ∆𝐴𝐵𝐶, CP and BQ are equal altitudes to sides AB and AC respectively. Show that ∆𝐴𝐵𝑄 ≅ ∆𝐴𝐶P
- In a triangle PQR if PQ=QR and L, M AND N are the mid points of the sides PQ QR and RP respectively prove that LN=MN
- answer to all the following questions
- ABCD is a trapezium in which AB||CD and AB=2CD.If its diagonals intersect each other at O, find ratio of areas of triangle AOB and triangle COD.
- Prove that the medians of an equilateral triangle are equal.
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