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Find the exact acute angle θ for cosθ=1/2?

Science & Mathematics by Anonymous 2018-06-28 19:33:52

Social Science

Find the exact acute angle θ for cosθ=1/2?

6 answers

  • Anonymous

    Remember that the sides of a 30-60-90 triangle are in the ratio 1:√3:2. cosθ = ½ then θ = 60°

  • Anonymous

    theta = pi/3

  • Anonymous

    cos Ө = 1/2 Ө = 60⁰

  • Anonymous

    θ = cos^-1( ½ ) The angle is 60˚.

  • Anonymous

    The angle whose cosine is 1/2 is 60 degrees, or pi/6 radians.

  • Anonymous

    A

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