feet of perpendicular and midpoint
In any triangle ABC, P, Q, R are the feet of perpendiculars from a point S to the sides BC, CA, AB respectively. L, M, N, are the midpoints of these sides. Prove that (LP)(BC) + (MQ)(CA) + (NR)(AB) = 0
- asif e elahi
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- Joined:Mon Aug 05, 2013 12:36 pm
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Re: feet of perpendicular and midpoint
It will be equal to $0$ if you take directed segment, otherwise not.
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