In the diagram, $O$ is the centre, $AB$ is a diameter and $\angle BAC=30^\circ$. The tangent a

Question

In the diagram, $O$ is the centre, $AB$ is a diameter and $\angle BAC=30^\circ$. The tangent at $C$ meets $AB$ extended beyond $B$ at $T$.

Accepted Answer

(a) $30^\circ$

A tangent meeting an extended diameter