Math, asked by Rohanv10, 5 months ago

In any triangle pove that
bc cos A + ca cosB + ab cos C = (a^2 +b² +c²)/2

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Answered by gitanjalichandraka17

2

ᴘʟᴇᴀꜱᴇ ʟɪᴋᴇ ᴀɴᴅ ꜰᴏʟʟᴏᴡ ɢᴜʏꜱ........

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