Class IX Mathematics

Chapter 1 - Number System

• Video 1    By Mr.Manmohan Singh
• Video 2    By Mr.Manmohan Singh
• PPT    By Mr.Manmohan Singh
• Notes    By Mr.Manmohan Singh
• Assignment    By Mr.Manmohan Singh

Chapter 2 - Polynomials

• PPT    By Mr.Brajesh Kumar Singh
• Notes    By Mr.Brajesh Kumar Singh
• Assignment    By Mr.Brajesh Kumar Singh

Lesson 3: CO-ORDINATE GEOMETRY

• PPT By: Manmohan singh TGT Maths K.V. khagaul
• PDF(Exercise) By: Manmohan singh TGT Maths K.V. khagaul
• Doc(Notes) By: Manmohan singh TGT Maths K.V. khagaul

Lesson 4: LINEAR EQUATION IN TWO VARIABLES

• PPT 1 By: Sunil Kumar TGT MATH KV No. 1 Barauni
• PPT 2 By: Sunil Kumar TGT MATH KV No. 1 Barauni
• Youtube Video Part: 1 By: Sunil Kumar TGT MATH KV No. 1 Barauni
• Youtube Video Part: 2 By: Sunil Kumar TGT MATH KV No. 1 Barauni

Lesson 5: INTRODUCTION TO EUCLID'S GEOMETRY

• Audio By: sunil kumar mishra
• PPT By: Sunil Kumar Mishra AFS Bihta

Lesson 6: LINES AND ANGLES

• PDF By: B.Sahu T.G.T MATHS K.V.DANAPUR CANTT (F.S)
• PPT By: B.Sahu T.G.T MATHS K.V.DANAPUR CANTT (F.S)

Lesson 7: Triangles

• Youtube Video 1 By: S.K.Tiwary K.V.Mashrak
• Youtube Video 2 By: S.K.Tiwary K.V.Mashrak
• Youtube Video 3 By: S.K.Tiwary K.V.Mashrak

Lesson 8: Quadilaterals

• Youtube Video 1 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 2 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 3 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 4 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 5 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 6 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 7 By: Sh. J. P. Singh, KV Mokamaghat
• Youtube Video 8 By: Sh. J. P. Singh, KV Mokamaghat

Lesson 9: Area of Parallelogram and Triangles

• NCERT Book By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga
• Parallelogram and Triangle By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga
• Properties of Parallelogram By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga
• Questions By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga
• Theorem By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga
• PPT By: Ashok Kumar Jha, TGT Maths, KV AFS Darbhanga

Lesson 10: CIRCLES

• Introduction to Circles By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Angle subtended by a chord at a point By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Perpendicular to the chord By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Equal chords and their distances from the centre By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Angles subtended by an arc of a circle By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Angle subtended by an arc at the centre and remaining part of circle By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI
• Cyclic quadrilaterals By: DR SADHNA SHARMA, TGT MATHS, KV MOTIHARI

Lesson 11: Constructions

• Docs Exercise By: Anjani kumari (TGT maths) K.V. No. 2 Gaya
• PPT By: Anjani kumari (TGT maths) K.V. No. 2 Gaya
• Youtube Video CONSTRUCTION OF 90ᵒ AND ITS BISECTOR By: Anjani kumari (TGT maths) K.V. No. 2 Gaya
• Youtube Video CONSTRUCTION OF A TRIANGLE WHEN A BASE, A BASE ANGLE AND SUM OF OTHER TWO SIDES ARE GIVEN By: Anjani kumari (TGT maths) K.V. No. 2 Gaya
• Docs Worksheet By: Anjani kumari (TGT maths) K.V. No. 2 Gaya

Lesson 12: HERON'S FORMULA

• PPT By: J.N Choudhary (TGT MATHS) ,K.v jhapha

Lesson 13: Surface Areas and Volumes

• TSA of Cylinder Video By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Volume of Hemisphere Video By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Explanation Video Ex 13.1 Video By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Explanation Video Video By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Explanation Video Video By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Questions By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Exercise By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• NCERT Que's Solutions By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• PDF(PPT) By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )
• Notes By: Miss Darshan Hans ( KV CRW Harnaut , Nalanda )

Lesson 15: Probability

• PPT By: Sanjay kumar, T.G.T. MATHS, K . V . jamalpur