A. 400(√2+2) mt
B. 500(√3+1) mt
C. 200(√2+1) mt
D. 100(√6+√2) mt
From the foot of a tower 220 m high the angle of elevation of the top of a hill is 600 and from the top of the tower the angle of depression of the top of the hill is 300. The height of the hill and the distance between them are
A pole of height h stands at one corner of a park in the shape of an equilateral triangle. If α is the angle which the pole subtends at the midpoint of the opposite side, the length of each side of the park is