JEE B.Arch
JEE Main Paper 2A — B.Arch (National Testing Agency, India)
MathematicsEnglish
Exam overviewPractice session
A surveyor standing on the bank of a river observes that the angle of elevation of the top of a monument standing on the opposite bank is 60°. When he retires 40 meters away from the bank in a straight line, he finds the angle of elevation to be 30°. What is the height of the monument?
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