Question: 9. (i) Show that the points A(-1, 2), B(5, 2) and C(2, 5) are the vertices of an isosceles triangle. (ii) Find the area of

9. (i) Show that the points A(-1, 2), B(5, 2) and C(2, 5) are the vertices of an isosceles triangle.

(ii) Find the area of ∆ABC

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