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| 1. |
Find the circumcentre of the triangle whose vertices at the are (-2,3),(-1,0),(7,-6). |
| Answer» The co - ordinates are(-2,3)(-1,0) (7,-6)so, the x- coordinate of the circumcenter is given by\xa0{tex}x1+x2+x3\\over3{/tex}={tex}-2-1+7\\over3{/tex}={tex}4\\over3{/tex}The y- coordinate of the circumcenter is given by\xa0{tex}y1+y2+y3\\over3{/tex}={tex}3+0-6\\over3{/tex}={tex}-3\\over3{/tex}=-1So the coordinate of the circumcenter is. ({tex}4\\over3{/tex},-1) | |