## Class 9 Chapter 9 Areas of Parallelograms and Triangles Theorems

Class 9 Chapter 9 Areas of Parallelograms and Triangles Theorems Theorem 9.1 : Parallelograms on the same base and between the same parallels are equal in area. Theorem 9.2 : Two triangles on the same base (or equal bases) and between the same parallels are equal in area. Theorem 9.3 : Two triangles having the …

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