# How to LEARN Trigonometry Formulas :Tricks & Shortcuts ( in Hindi & English )

## 25 thoughts on “How to LEARN Trigonometry Formulas :Tricks & Shortcuts ( in Hindi & English )”

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2. Amit Verma says:

Tq sir

3. Manjusha Agrawal says:

Very easy trick sir
Thanks sir

4. Sumant Dubey says:

sir means of trick is clearly trick. so plese define all's are trick.

5. Always Stay Blessed says:

Sorry to say,Sir.
CosA – CosB = – 2 Sin(A+B)/2.Sin(A-B)/2

6. Pooran Singh says:

Techniques me koi special nahi h sir isme koi trick nahi h

7. shivang pande says:

Gajjab sir Jordar mazze a gaye

8. Aryan gaur says:

9. Aayush Paikra says:

Sir hindi me btaiye na

Great

11. Abhishek Bajpai says:

Sir
Do you also teach b.sc. maths ??

12. PRIYA GUPTA says:

Tnq so much sir

4 ;16sec vedio timing

Sir It is 2sin (C+D/2)sin(C-D/2) but you wrote D-C/2

15. SURAJ TAKKEKAR says:

Trigonometry is so fascinating thanks sir for indusing interest towards trigonometry

16. krishna chhallare says:

Sr 12th Trigno. Function all formulaes ke liye best trick batao na plz hamari exam aa rahi hai sr plz plz

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18. Ronit says:

There are many many formulas in trignometry of class 11th alone please make video on allll the formulas of trignometry which includes 10+11+12th class formulas in single video.

19. Pavan SN says:

Sir ek mistake hai…., Cos c – cos d Mai -2 aana hai sir…

20. shah faisal says:

I have easy trick THAN this … C D S(trick) c for cos d for double and s for opposite sign

21. Shree Balaji says:

Thank you so much

22. Anjana Kumari says:

mujhse dost karo please koi whatsapp group hai kya chatting ke liye ?

23. rahul pavan says:

Cos(A-B) =cos(B-A)

24. Devendra Izardar says:

Keep it up Sir👍👍

25. Lover's Choice says:

No technique….