To draw a tangent from an external point $P$ to a circle with centre $O$, the auxiliary circle is drawn with—

Question

Accepted Answer

midpoint $M$ of $PO$ as centre and $MO$ as radius

Answer

$P$ as centre and $PO$ as radius

Answer

$O$ as centre and $OP$ as radius

Answer

midpoint of $OA$ as centre

To draw a tangent from an external point PPP to a circle with centre OOO, the auxiliary circle is drawn with—