6.2 Trigonometric Functions: Unit Circle Approach/31

Failed to parse (Conversion error. Server ("https://en.wikipedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle \sin(45^{\circ })+\cos(60^{\circ })={\frac {\sqrt {2}}{2}}+{\frac {1}{2}}={\frac {1}{2}}\left({\sqrt {2}}+r_{1}^{1}\right)}