A tower subtends an angle $α$ at a point A in the plane of its base and the angle of depression of the foot of the tower at a point b ft. just above A is $β$ . The height of the tower is________

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Solution

b tan $α$ cot $β$
h = x tan $α$ , b = x tan $β$ .Divide.

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A tower subtends an angle α at a point A in the plane of its base and the angle of depression of the foot of the tower at a point b ft. just above A is β. The height of the tower is________

b tan α cot βh = x tan α, b = x tan β.Divide.

A tower subtends an angle $α$ at a point A in the plane of its base and the angle of depression of the foot of the tower at a point b ft. just above A is $β$ . The height of the tower is________

b tan $α$ cot $β$
h = x tan $α$ , b = x tan $β$ .Divide.