Answer:
x = 1/2
Step-by-step explanation:
We can solve the equation of the unit circle for x, then fill in the given value for y and evaluate.
x^2 +y^2 = 1
x^2 = 1 -y^2
x = √(1 -y^2)
Using y = (√3)/2, we get ...
x = √(1 -((√3)/2)^2) = √(1 -3/4) = √(1/4)
x = 1/2
_____
The point is ...
[tex]P=\left(\dfrac{1}{2},\dfrac{\sqrt{3}}{2}\right)[/tex]
To see the other side of this calculation, check out ...
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