Trigonometry Identity | Class-10th | some important formulas of trigonometry important for board.

In today's class you have been told some important formulas related to trigonometry which are often asked in board exams. Therefore this formula becomes very important. You should learn all these formulas of trigonometry and remember them.

आज की क्लास में आपको त्रिकोणमिति से जुड़े कुछ महत्वपूर्ण सूत्र बताए गए हैं जो अक्सर बोर्ड एग्जाम में पूछे जाते हैं। इसलिए यह सूत्र बहुत महत्वपूर्ण हो जाता है। आपको त्रिकोणमिति के इन सभी सूत्रों को सीखना चाहिए और उन्हें याद रखना चाहिए।

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Ram Karan Sir has M.Sc(Maths)& B.Ed from LNMU Darbhanga and more then 21 years teaching experience. He qualify BPSC Teacher Examination.Ex faculty of Saint Paul Academy Samastipur.Ex faculty of Bijendra Public School Purnea.Ex faculty of Indrawati High School Sakhmohan Samastipur.Present faculty of H.S. Warisnagar Samastipur Bihar and Qualifying BPSC examination


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