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Prove that the.circumcentre of an equila...

Prove that the.circumcentre of an equilateral triangle is the same as its centroid.
i) Calculate the length of a side. of an equilateral triangle with vertices on a circle of diameter 1 ceritimetre.
ii). Calculate the perimeter of such a triạngle.

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  2. Calculate the perimeter of a square with vertices on a circle of diame...

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