ChassidyChaban ChassidyChaban

01-04-2014
Mathematics

Answered

A sighting from sea level to the top of a lighthouse was 60°. The lighthouse is known to rise 180 feet above sea level. What is the distance (to the nearest foot) between the observer and the base of the lighthouse?
Can someone explain this one for me?

Answer :

dolaamar dolaamar

02-04-2014

the answer is 60root3
you can do it by using trignometry.

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