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17 January, 19:12

Evaluate sin-| (-0.27 + 0.95).

a) 42.8 °

b) 56.1 °

c) 71.8 °

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Answers (1)
  1. 17 January, 19:29
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    a) 42.8 degrees.

    Step-by-step explanation:

    sin-| (-0.27 + 0.95) means the angle whose sine is (-0.27+0.95)

    = sin-1 (0.68)

    Using a calculator the answer is 42.8 degrees.
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