Answer:
[tex]\frac{\sqrt{3} }{2}[/tex]
Step-by-step explanation:
Step 1: Find the exact value
cos 30 -> What this is looking for is what is the x-value at 30 degree angle
cos 30 = [tex]\frac{\sqrt{3} }{2}[/tex]
Answer: [tex]\frac{\sqrt{3} }{2}[/tex]