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27 November, 18:10

If cos0 = 1/3

then sin0=?

+3
Answers (1)
  1. 27 November, 18:23
    0
    sin θ = + / - (2√2) / 3

    Step-by-step explanation:

    cos θ = 1/3

    cos²θ + sin²θ = 1

    (1/3) ² + sin²θ = 1

    sin²θ = 1 - 1/9

    √ (sin²θ) = + / -√ (8/9)

    sin θ = + / - (2√2) / 3
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