anonymous
  • anonymous
You are in a hot air balloon, 200 m above the flat Texas plains. you look out towards the horizon. How far out can you see- that is, how far is your horizon?The Earth's radius is about 6400km.
Physics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
You need to do Pythagoras. |dw:1377961695804:dw| Solve for h :) (If you need help for this too, or dont understand the diagram, tell me)
anonymous
  • anonymous
The 0.2 is in km too*
anonymous
  • anonymous
thanks! could i turn 6400km into meters to?

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anonymous
  • anonymous
Yes, of course. Multiply 6400 by 1000 and you will get it in meters :)
anonymous
  • anonymous
ok because i know the answer in 5x10^4meters
JT950
  • JT950
|dw:1377962099240:dw|
JT950
  • JT950
I think it should be like this
anonymous
  • anonymous
@JT950 my diagram is a bit more simple. She will understand it better :) @chloe8teen, try answering it, and tell me if you get it :)
JT950
  • JT950
It's 2 different diagram man
Fifciol
  • Fifciol
|dw:1377962271576:dw|
Fifciol
  • Fifciol
\[d=\sqrt{(R+h)^2-R^2}=\sqrt{2Rh+h^2}\]
JT950
  • JT950
+1 For @Fifciol
anonymous
  • anonymous
yes, its two different diagrams.... Got confused, youre right @JT950 and @Fifciol.... Sorry @chloe8teen
JT950
  • JT950
@Fifciol genius haha
anonymous
  • anonymous
Thanks for the help guys!
goformit100
  • goformit100
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