Question

HELP FAST!!

a person on a boat looks up at the top of a lighthouse and calculates the angle of elevation to be 27°. if the lighthouse is 108 ft tall, how far is the boat from the base of the lighthouse?

Answer 1

First label the parts of the triangle. 108 is opposite to the angle of elevation,27, label the distance as x. Use tangent to find x. tan(27)=108/x