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November 9th, 2011, 11:11 PM   #1
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Question in centroid for given figure

Hi all ..

Question in centroid for given figure , could help me





thanks ..
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November 10th, 2011, 04:50 AM   #2
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Re: Question in centroid for given figure

1) sorry, have problems with English, so maybe i do not correct with all this, but...
for triangle with sides a=b=c=30 mm

for triangle with sides a=b=c=30 mm and angles are





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November 10th, 2011, 04:54 AM   #3
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Re: Question in centroid for given figure

You are right with area, this is my mistake that i have supposed that a=b=c
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November 10th, 2011, 05:11 AM   #4
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Re: Question in centroid for given figure

will try again)))
for the first case Y i think could be :
Y = 20 + 40/3 = 100/3 = 33.333333
but You have 25 + 40/2 = 20 ...... i do not know, maybe i do not understand task
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November 10th, 2011, 05:15 AM   #5
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Re: Question in centroid for given figure

for the second case Y i think could be :
Y = 75/3 = 25
but You have 75/2 ...... i do not know, maybe i do not understand task
http://en.wikipedia.org/wiki/List_of_centroids
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