highschoolmom2010
  • highschoolmom2010
A blimp provides aerial television views of a football game. The television camera sights the stadium at a 7 degree angle of depression. The altitude of the blimp is 400 m. What is the line-of-sight distance from the television camera to the case of the stadium? Round to the nearest hundred meters.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
|dw:1377820249011:dw| IDK what angle of depression is fill it in the diagram.
anonymous
  • anonymous
|dw:1377820432735:dw|
anonymous
  • anonymous
|dw:1377820519249:dw|

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anonymous
  • anonymous
Lets clean it up a bit so we can work on it |dw:1377820572079:dw|
highschoolmom2010
  • highschoolmom2010
ok
anonymous
  • anonymous
looks like sin is best here sin(7)=opp/hyp=400/x :)
highschoolmom2010
  • highschoolmom2010
x (sin 7)=400\[\frac{ x (\sin 7) }{ \sin 7 }=\frac{ 400 }{ \sin 7 }\]
highschoolmom2010
  • highschoolmom2010
\[x \approx 3282.2\]
anonymous
  • anonymous
FIrst of all sin 7=0.1218 roughly. SO plug it in 0.1218 =400/x cross multipy x = 3284.07 rounding to nearest hundred metter is x = 3284.07 ^ 3300
highschoolmom2010
  • highschoolmom2010
well was i close enough
anonymous
  • anonymous
you are correct :D but round
highschoolmom2010
  • highschoolmom2010
cool thanks @timo86m
anonymous
  • anonymous
You are welcome

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