Show that S(4, 3) is the circumcentre of the triangle joining the points A(9, 3),
B(7, –1) and C(1, –1).
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Step-by-step explanation:
By formula,
Curcumcentre = Centroid of circle
Centroid of a circle = [(x1 + x2 + x3)/3,(y1 + y2 + y3)/3]
= (9+7+1)/3,(3-1-1)/3
=(17/3),(1/3)
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