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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,023

we have been studying centroids,circumcentre ,orthocentre ,incentre etc etc ..

but can you tell me if their are any uses of theirs.:|:|

friendship is tan 90°.

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**zetafunc.****Guest**

One use of a centroid is that it tells you the location of the triangle's centre of mass, if the mass is of uniform density.

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 87,258

Hi;

There are many, many more. For instance, the famous Fermat - Torricelli point.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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**bob bundy****Moderator**- Registered: 2010-06-20
- Posts: 6,426

Hi

The circumcentre is the basis for the sine rule.

Bob

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,023

thanx

and wat about the others?

please tell me!!

friendship is tan 90°.

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 87,258

Hi;

This is the complete list of them, they are difficult because they are in terms of barycentric coordinates but you will get an idea of how many there are.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,023

thnx bobbym

friendship is tan 90°.

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 87,258

Hi;

Your welcome and good luck.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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