anonymous
  • anonymous
an engineer on the fround is looking at the top of a building . the angle of elevation to the top of the building is 46 degrees . the engineer knows thte building is 250 ft tall what is the distance from engineer tothe base of the building to the nearest whole foot . ?????????????????????????????? @nincompoop @yankeeez @genius12
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
@zaisav @wolfe8 @rizwan_uet @ashley_f97 @fgiancarelli @BlackRock★Shooter @lncognlto
wolfe8
  • wolfe8
Drawing it would make you see it more clearly. It's basically just trigonometry
lncognlto
  • lncognlto
|dw:1378736311676:dw|

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lncognlto
  • lncognlto
Now we need to solve for x. Any ideas?
anonymous
  • anonymous
umm use cos i think
lncognlto
  • lncognlto
Tan, actually. Tan = opposite/adjacent
lncognlto
  • lncognlto
Cos = adjacent/hypotenuse.
anonymous
  • anonymous
i was thinking that tan 46 *250 ??
anonymous
  • anonymous
tan46 = 250/x x (tan46) = 250 x = 250 / tan46
lncognlto
  • lncognlto
tan 46 = 250/x therefore x = 250/tan 46
anonymous
  • anonymous
i got 241.4
anonymous
  • anonymous
we're the same :)
anonymous
  • anonymous
so its 241 yaay
lncognlto
  • lncognlto
Yep, that's correct! :)
anonymous
  • anonymous
|dw:1378736692689:dw| angle klm=11 and m angle k=45 find kl
anonymous
  • anonymous
@imalwaysnext
anonymous
  • anonymous
@Christos @ovostrokr

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