A tower stands on a horizontal ground. The angle of ele... | Maths Class 10

Maths Class 10 Applications of Trigonometry

Asked by GAURAV YADAV · PM SHRI JAWAHAR NAVODAYA VIDYALAYA KAUALN

A tower stands on a horizontal ground. The angle of elevation of the top of the tower from a point on the ground is 30°. When observer moves 40 m closer to the tower, the angle of elevation becomes 60°. What is the height of the tower?

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A 200√3 cm
B 200 cm
C 2000 cm
D 2000√3 cm