# Quadrilaterals - CBSE Class 9 Maths SA2 Video Lecture (Hindi)

**Topics covered**

Congruence of Triangles- SAS Congruence Criteria, ASA Congruence Criteria, SSS Congruence Criteria, RHS Congruence Criteria; Types of Quadrilateral- Parallelogram, Rectangle, Rhombus, Square, Trapezium, Kite;Theorem 1; Properties of parallelogram- Theorem 2, Theorem 3;Theorem 4; Theorem 5;Conditions for a Quadrilateral to be a parallelogram- Theorem 6, Theorem 7, Theorem 8;Theorem 9(Mid-point Theorem);Theorem 10;

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