from a top of a vertical tower the angles of depression of two cars in the same straight line with the base of the tower at an instant are found to Ber 45 degree and 60 degree if the cars are 100 m apart and are on the same side of the tower find the height of the tower

Answer 1

review the definition of cot(x). Draw a diagram and you can see that

h*cot45 - h*cot60 = 100

Answer 2

136.6

Answer 3

236.5