Question

Given -90° ≤ y ≤ 90°, arcsin (0.6947) = _____.

11°
88°
22°
44°

Answer 1

(d) 44°

Explanation:

You want the angle whose sine is 0.6947.

Calculator

The arcsine function of your calculator can tell you what this is:

arcsin(0.6947) ≈ 44°

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Additional comment

The calculator mode must be set to "degrees."

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