Which of these methods can be used in a survey
2 answers:
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Answer:
Step-by-step explanation:
For this exercise you need to use the Inverse Trigonometric function arcsine, which is defined as the inverse function of the sine.
Then, to find an angle α, this is:
In this case, you can identify that:
Then, substituting values into and evaluating, you get that the measure of the angle "C" to the nearest degree, is:
f(2) This means that x is 2, so you plug in 2 for x in the equation
Your answer is D