22 sin 55°

$${\mathtt{22}}{\mathtt{\,\times\,}}\underset{\,\,\,\,^{\textcolor[rgb]{0.66,0.66,0.66}{360^\circ}}}{{sin}}{\left({\mathtt{55}}^\circ\right)} = {\mathtt{18.021\: \!344\: \!974\: \!358}}$$