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5 February, 02:40

Sin x = cos 19

what is the value of x? enter your answer in the box.

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Answers (1)
  1. 5 February, 03:50
    0
    Step-by-step explanation:

    Recall that sin (90° - x) = cos x. Thus, cos 19° = sin (90° - 19°) = sin 71°

    Thus, x = 71°
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