Exemplar - Find the length of a tangent — task. Maths CBSE Live product, Class 10 (2026-27).

In figure, \(AT\) is a tangent to the circle with centre \(O\) such that \(OT = 22 \ cm\) and \(\angle OTA = 30^\circ\). Find the value of \(AT\).

The value of \(AT\) is

i \sqrt{i}

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4. Exemplar - Find the length of a tangent