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Mathematics, 06.07.2019 08:30 ponyolovezsosuk8683

In ∆abc, the altitudes from vertex b and c intersect at point m, so that bm = cm. prove that ∆abc is isosceles.

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In ∆abc, the altitudes from vertex b and c intersect at point m, so that bm = cm. prove that ∆abc is...
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