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1. Draw a vector digram, 8.5 km south, then 4.2 km S37W 2. Use cosine Law c^2 = a^2+b^2-2ab cos c c^2 = 8.5^2 + 4.2^2 - 2*8.5*4.2 cos (180-37) c^2 = 72.25 + 17.64 + 57 c^2 = 146.9 c = 12.1 km 3. Use...

2 Answers · Science & Mathematics · 03/02/2010

...function... Tan^-1 (240/450) = 28 degrees west of south The

**lost hiker**: add the east and west directions, consider west as negative: 4 + 3 + (-15...1 Answers · Science & Mathematics · 30/07/2009

"I have converted calories to Joules" OK "an efficiency of 25%" So take 25% of your number. That's the energy he has available. "what change in altitude" The relationship between altitude and energy...

1 Answers · Science & Mathematics · 23/11/2014

i had that same problem assigned to me last year. its easy. just draw a coordinate axis with your north axis running parallel with the length of the paper and with the other axis at 90 degree perpendicular to your north axis. mark it off in inches and put a footnote at the bottom of...

5 Answers · Science & Mathematics · 26/10/2007

Draw an arrow 2cm long toward the right. then another from the tip of that one up but to the right 50 Degrees that is 2.5 cm long. measure the length and direction of the arrow that goes from the beginning of the first arrow to the end of the second. thats your...

1 Answers · Science & Mathematics · 25/08/2008

Normal body temperature is 37ºC 3.900,000 J? that is 3.9 J ? E = SH x mass x ΔT 3.9 J = 3470 J/kg°C x M x (37–16) M = 0.0000535 kg which doesn't make sense. Perhaps you mean 3900000...

1 Answers · Science & Mathematics · 08/11/2013

the

**hiker**needs to go 17 km east. draw a compass on a peace of paper than draw lines following your directions. this is how i got at this conclusion.1 Answers · Science & Mathematics · 21/06/2008

... distance is 10km. Make a diagram tracing the path of the

**hiker**(and try to make it according to a scale, even a rough scale would do). ...1 Answers · Science & Mathematics · 12/10/2011

...below. The magenta track illustrates the path followed by the

**hiker**. At the end of the magneta track, the**hiker**is 3 km to the West...1 Answers · Science & Mathematics · 20/11/2014

By adding and subtracting the numbers, the

**hiker**'s position is 6 km W and 5 km N of the camp. The...1 Answers · Science & Mathematics · 19/09/2008

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