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Let the equation of the side BC of triangle ABC be x+y+2=0. If coordinates of its orthocentre and circumcentre are (1,1) and (2,0) resp., then radius of circumcircle of ABC is??? Explain pls.

Let the equation of the side BC of triangle ABC be x+y+2=0. If coordinates of its orthocentre and circumcentre are (1,1) and (2,0) resp., then radius of circumcircle of ABC is???


Explain pls.

Grade:12th Pass

1 Answers

Aman Bansal
592 Points
9 years ago

Dear Aditi,

Centroid , circumcenter n orthocentre of a triangle r always
collinear ,ie, these 3 points lie on d same line.

Also ,, centroid divides this line in the ratio 2:1 , just like
the case in a median.
Thus we can get the radius of circum circle,
Best Of luck

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