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21 March, 23:23

Trigonometry

Reference Angles and Triangles

Find the exact value of cosec 300*.

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Answers (1)
  1. 22 March, 00:43
    0
    -2sqrt (3) / 3

    Step-by-step explanation:

    cosec (300) = - cosec (360-300)

    = - cosec (60)

    = - 1/sin (60)

    = - 1 / (sqrt (3) / 2)

    = - 2/sqrt (3)

    = - 2sqrt (3) / 3
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