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  1. ...25 km and ∠BAH = 60° Using the cosine rule in triangle BAH HB² = 35² + 25² - 2 * 35 * 25 * cos 60° HB² = 975 HB = 31...

    2 Answers · Science & Mathematics · 09/02/2010

  2. ... of B2 same here Tan 55 = y2/x y2 = x*tan55 hb2 = y1+y2 = 25*(tan 33 + tan 55) = 51.938889998490626978567034907749 so thats ...

    1 Answers · Science & Mathematics · 06/07/2011

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