Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

in the diagram , DC is a vertical ploe.DB and DE are cables with equal lengths.B ,E and C are in the horizontal plane.BE =2x metres and DC = x metres.The angle of elivation of D from E is θ.DBE = 90-θ BDA = α . determine alpha in terms of tetha and show that DE = x / sine tetha

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!