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In-ABC-prove-that-r-a-r-b-r-a-r-c-h-b-h-c-9r-2-

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Question Number 152697 by mathdanisur last updated on 31/Aug/21
In △ABC prove that: Σ (((r_a +r_b )(r_a +r_c ))/(h_b +h_c )) ≥ ((9r)/2)
In△ABCprovethat:Σ(ra+rb)(ra+rc)hb+hc⩾9r2

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