09To find width of the river, a man observes the top of a tower on the opposite bankmaking an angle of elevation of 61Â°. When he moves 50 m backward from bank andobserves the same top of the tower his line of vision makes an angle of elevation 35%Find the height of the tower and width of the river. (tan 61Â° 1.8, tan 35 0.7)i)

09To find width of the river, a man observes the top of a tower on the

1.	09To find width of the river, a man observes the top of a tower on the opposite bankmaking an angle of elevation of 61Â°. When he moves 50 m backward from bank andobserves the same top of the tower his line of vision makes an angle of elevation 35%Find the height of the tower and width of the river. (tan 61Â° 1.8, tan 35 0.7)i)
Answer» So, height of tower is 63.64 m and width of river is 31.82m.