Sin 30° cos 45°+cos 30°. Sin 45°=

Sin 30 cos 45+cos 30 sin 45
=1/2x1/2√2 + 1/2√3 x 1/2 √2
=√2 + √6

[tex]0.5 \times \frac{1}{2} \sqrt{2} + \frac{1}{2} \sqrt{3} \times \frac{1}{2} \sqrt{2} = \frac{1}{4} \sqrt{2} + \frac{1}{4} \sqrt{6} = 0.36[/tex]