Find the missing value to the nearest hundredth cos___= 7/18

Question

Find the missing value to the nearest hundredth cos___= 7/18

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    0
    2021-09-19T04:36:55+00:00

    the answer for X solved would be 
    x=67.11° 

    0
    2021-09-19T04:37:03+00:00

    let
    cos x=7/18

    x=arc cos (7/18)—–> using a calculator——-> x=67.11°—–> x=1.17 radians

    the answer is
    x=67.11° or x=1.17 radians

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