1.

The value of sin 36° is?

A. \(\dfrac{\sqrt{10+2\sqrt{5}}}{4}\)
B. \(\dfrac{\sqrt{10-2\sqrt{5}}}{4}\)
C. \(\dfrac{(\sqrt{5}+1)}{4}\)
D. \(\dfrac{(\sqrt{5}-1)}{4}\)
Answer» C. \(\dfrac{(\sqrt{5}+1)}{4}\)


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