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Trignometry

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3 Apr 2008 19:12:52 IST

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If tan x + tan y + tan z =tan x tan y tan z .Then prove that x = y = z, i.e the triangle is equilatrel. Give shortcuts if any.....

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sandeep ramesh

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Joined: 13 Mar 2008

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3 Apr 2008 19:14:34 IST

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Huh? i think this holds for any triangle!

Akhil

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Joined: 17 Jan 2008

Posts: 1451

3 Apr 2008 19:15:02 IST

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i think
tan X+tan Y+tan Z=tan X tan Y tan Z
for all
X+Y+Z=pi
ie for all triangles

edited: now i was beaten by 30 secs!

Tanmay

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Posts: 956

4 Apr 2008 14:13:08 IST

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ya if x+y+z=180
then it holds for any values of x,y,z.......

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