In the given figure, if $P T$ is a tangent to a circle with centre $O$ and $\angle T P O=35^{\circ}$

Question

In the given figure, if $P T$ is a tangent to a circle with centre $O$ and $\angle T P O=35^{\circ}$, then the measure of $\angle x$ is :\

Professor PC Thomas Classes · Answer

(d):\ Since, $P T$ is a tangent to the circle with centre $O$.\ $	herefore \quad \angle O T P=90^{\circ}$\ In $	riangle \mathrm{OTP}, x=90^{\circ}+35^{\circ}$ (Exterior angle property)\ $x=125^{\circ}$\