4. In figure 3.84. O is the centre of thecircle. Seg AB, seg AC are ta – InterviewSolution

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4. In figure 3.84. O is the centre of thecircle. Seg AB, seg AC are tangentsegments. Radius of the circle isrand l(AB)-r. Prove that, DABOCis a square.Fig. 3.84

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from the equation 1 and 2..we prove that ABOC is a square

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