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In an equilateral triangle ABC ,AD perpendicular to BC .prove that 3BC2=4AD2 |
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Answer» Thank you both AB=BC=AC , BD=DC=BC/2,. AB ^2=BD^2+AD^2 bus issi mein AB ke jagah BC aur BD ke jagah BC/2 put kar do aur value nikal lo Solution kaisr bhejun........ Please answer fast |
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