Asked by palaksophia | 20th Dec, 2009, 05:35: PM
Since the tangent through any point of a circle is perpendicular to the radius through the point of contact, the triangle AOB will be right angled triangle, with A = 90.
Hence, AB = (102-62) = 8 cm.
Answered by | 21st Dec, 2009, 11:45: PM
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