kangas4879 kangas4879
  • 16-01-2018
  • Mathematics
contestada

How tall is a bridge if a 6 foot person is standing 100 feet away can see the top of the bridge at an angle of 30 to the horizon?

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mfish1
mfish1 mfish1
  • 16-01-2018
tan30 = x/100
x = 100 • tan30
x = 57.74 ft. + 6ft.
x = 63.74 ft.
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