If A, B and C are interior angles of a triangle. Show that sin(B+C)/2 = cos A/2

[@abhilashamishra3658]

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[@better_than_school_college]

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[@ayushagrawalff3732]

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[@better_than_school_college]

Thanks a lot for the kind words

[@AbhishekSingh-cu1fe]

Amazing sir Fattak se sar mai chala gaya Thanks a lot❤️🙏 .

[@better_than_school_college]

Most welcome... I'm glad

[@banothmurari1156]

Sir tell some problems on polycet exam

[@AwdheshKumar-lu7nq]

Thanks❤🌹🌹🙏🙏🙏🙏 sir sab samajh aa gaya brilliant👍😎

[@better_than_school_college]

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[@kanithiprasad5549]

Super explanation

[@sumaindustries1480]

You have best teaching skill

[@better_than_school_college]

Thanks for the kind words ☺️

[@kishoremehta6603]

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[@better_than_school_college]

Most welcome

[@dlhussaingaming2370]

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[@better_than_school_college]

Hyderabad

[@naureenfatima7439]

Heads off 🤩🙌

[@sonuChoudhary-im8yu]

Thanks sir

[@prachisharma4864]

Thank you so much 😊

[@better_than_school_college]

You're welcome 😊

[@Dineshsingh-mb8gw]

Thanks sir, concept cleared

[@better_than_school_college]

Most welcome

[@ChandraKala-oo1fx]

😊😊 thanks you

[@better_than_school_college]

@@ChandraKala-oo1fx welcome

[@mandhapavanmandhapavan]

Sir supar ga ardham ayuthunnayi

[@better_than_school_college]

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[@mamtasingh6424]

Thank you sir...🙃

[@better_than_school_college]

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[@suruchisoumya9825]

Thanks🙏 a lot sir🙂

[@better_than_school_college]

Most welcome

[@niharanjanbaro7640]

Best

[@better_than_school_college]

Thanks

[@caluzsees]

sir hindi me phdaoge to jyada acha smjha poage(just an advice)

[@better_than_school_college]

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[@MarufAlamUCM]

Nice

[@better_than_school_college]

Thanks

[@MarufAlamUCM]

I v one problem question in trigo how can i get you

[@better_than_school_college]

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