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math

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a hiker travels for 15km on a bearing of 210T how far south is he please show working

  • math - ,

    does 210T mean 210° ?

    I made a sketch and have him going S30W for 15 km
    I completed a right-angled triangle by joining the end point to the y-axis , letting your "how far south) distance be y

    y/15 = cos30°
    y = 15cos30 = appr 12.99 km

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