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In DeltaABC, |(BAC) = 30^@ and H is th...

In `DeltaABC, |_(BAC) = 30^@ and H` is the orthocentre, M is the mid point of `BC. HM` is produced to thepoint T such that `HM = MT`. Then `|bar(AT)| = lambda|bar(BC)|` where `lambda` is

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