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Найди значения выражений:

\(\cos (270\degree - 45\degree) + \sin (360\degree - 60\degree) = \) [ \(\sqrt2\) | \(-\dfrac{(\sqrt2+\sqrt3)}{2}\) | \(1\) ].

\(\cos (360\degree + 60\degree) + \tg(270\degree + 45\degree) + \sin (540\degree - 30\degree) = \) [ \(\sqrt2\) | \(-\dfrac{(\sqrt2+1)}{2}\) | \(0\) ].

\(\sin (180\degree - 30\degree) +c \tg(540\degree + 45\degree) + \sin (270\degree + 60\degree) = \) [ \(\sqrt2\) | \(-\dfrac{(\sqrt2+1)}{2}\) | \(1\) ].