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I.1x6In the figure, find the length of the tangent CDif AP=3cm and PC-8cm.. |
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Answer» We know that the lengths of the tangents from an external point to a circle are equal. AP = PB = 3 cm and CD = BC Since BC = PC – PB = 8 – 3 = 5 cm, CD = 5 cm Hence, the length of CD is 5 cm. |
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