Determine the approximate values of sinθ and cosθ from the diagram below

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SUMMARY

The discussion focuses on determining the approximate values of sinθ and cosθ based on a diagram, specifically referencing points on the unit circle centered at the origin. It establishes that x = cos(θ) and y = sin(θ), emphasizing that the exact values depend on the angle θ, which is not specified in the diagram. The conversation suggests a playful interpretation of θ as the angle related to the symmetry of the letter "o" in the Google logo, typeset in the Catull font.

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The answer I got was: View attachment 864
If I'am wrong please explain the correct solution and explain your reasoning thanks sarah (Sun)
 

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Re: Determine the approximate values of sinθ and cosθ from the digram below

If your points are on the unit circle centred at the origin, then [math]\displaystyle \begin{align*} x = \cos{(\theta)} \end{align*}[/math] and [math]\displaystyle \begin{align*} y = \sin{(\theta)} \end{align*}[/math].
 
SarahJeen said:
Determine the approximate values of sinθ and cosθ from the diagram below
This, of course, depends on what $\theta$ is since it is not marked on the diagram. Maybe it's the angle made by the axis of symmetry of the letter "o" in the Google logo (which is typeset in the Catull font). (Smile)

OCiJKUb.png
 

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