Ask your own question, for FREE!
Mathematics 11 Online
OpenStudy (anonymous):

An airplane over the Pacific sights an island at a 20° angle of depression. If the plane is 475 m above water, how many kilometers is it from a point 475 m above the island?

OpenStudy (anonymous):

475/cos(20)

sam (.sam.):

|dw:1335366465700:dw| \[\cos20=\frac{475}{x}\] x=505.48m

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!