Find the Exact Value cos((2pi)/3)

Find the Exact Value cos((2pi)/3)
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because cosine is negative in the second quadrant.
The exact value of is .
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Do you know how to Find the Exact Value cos((2pi)/3)? If not, you can write to our math experts in our application. The best solution for your task you can find above on this page.