Main content
Course: Class 9 Math (India) - Hindi > Unit 7
Lesson 2: Proofs: Parallelograms- Proof: Opposite sides of a parallelogram are equal (Hindi)
- Proof: Opposite angles of a parallelogram (Hindi)
- Side and angle properties of a parallelogram (level 1)
- Side and angle properties of a parallelogram (level 2)
- Proof: Diagonals of a parallelogram bisect each other (Hindi)
- Diagonal properties of parallelogram
© 2024 Khan AcademyTerms of usePrivacy PolicyCookie Notice