QuestionA painter is going to apply a special coating to a triangular metal plate on a new building. Two sides measure 12.3 cm and 16.4 cm . She knows that the angle between the two sides is $116^{\circ}$. What is the area of the surface she plans to cover with the coating?
The surface area is $\square$ $\mathrm{cm}^{2}$ (Simplify your answer. Type an integer or a decimal. Round to the nearest tenth as needed.)