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apple_pi
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Can someone list all the important points inside a triangle (and briefly describe what they are) which are found using the perpendiculars at midpoint of sides etc. e.g. centroid
 2 years ago
 2 years ago
apple_pi Group Title
Can someone list all the important points inside a triangle (and briefly describe what they are) which are found using the perpendiculars at midpoint of sides etc. e.g. centroid
 2 years ago
 2 years ago

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akash123 Group TitleBest ResponseYou've already chosen the best response.0
centroidintersection of medians incenter intersection of internal angle bisectors circumcenter intersection of perpendicular bisectors of sides
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
is that all? I thought there were more
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
and there is one more...orthocenterintersection of altitudes
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
OK. do you know how to prove these are are collinear? (e.g. using coordinate geom)
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
yes...you can prove
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
can you help? Please :D
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
dw:1347448272061:dw
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
prove centroid, orthocenter and circumcenter are collinear
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
i have taken the coordinate of A=(1,0) for simplicity
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
now find the centroid...
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
u know to find the centroid if coordinate of vertices of a triangle are given...
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
not really
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
http://mathforum.org/library/drmath/view/57665.html
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
http://www.vitutor.com/geometry/plane/orthocenter.html
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
Don't worry found it in my text book. Thanks anyway
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
http://www.askiitians.com/iit_jeeStraight_Line/Centroid_Incentre_and_Circum_Centre
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
open this one...you'll get...how to calculate centroid, inceter...
 2 years ago

akash123 Group TitleBest ResponseYou've already chosen the best response.0
http://www.askiitians.com/iit_jeeStraight_Line/Centroid_Incentre_and_Circum_Centre this is useful one.
 2 years ago

apple_pi Group TitleBest ResponseYou've already chosen the best response.0
I'm getting an error opening that one. If its really useful, would you be so kind to save it as a pdf and attach it
 2 years ago
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