Five marks exercise problems XVIII — task. Mathematics State Board, Class 9.

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Show that the point \((11, 2)\) is the centre of the circle passing through the points \((1, 2)\), \((3, -4)\) and \((5 -6)\).

Proof:

Take \(S\), \(A\), \(B\) and \(C\) be \((11, 2)\), \((1, 2)\), \((3, -4)\) and \((5 -6)\), respectively.

SA = i

SB = i

SC = i

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32. Five marks exercise problems XVIII