1.

Let A and B be two towers with same base. From the midpoint of the line joining their feet, the angles of elevation of the tops of A and B are 30° and 60°, respectively. The ratio of the heights of B and A is:

A. 3 : 1
B. \(1: \sqrt 3\)
C. 1 : 2
D. 1 : 3
Answer» B. \(1: \sqrt 3\)


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