Posted by gabe on Sunday, August 22, 2010 at 6:57pm.
in the distance you see an arch 192m. you estimate your line of sight with the top of the arch to be 8.4 degrees above the horizontal. appox how far in kilometers are you from the base of the arch?

11th grade  Damon, Sunday, August 22, 2010 at 7:01pm
192 m = 0.192 km
tan 8.4 = 0.192/d

geometry/trigonometry  drwls, Sunday, August 22, 2010 at 7:01pm
Please indicate the subject where it says "School Subject", NOT the grade level.
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