A hot air balloon is tied to the ground with two taut ropes. One rope is directly under the balloon and makes a right angle with the ground. The other rope forms an angle of 60° with the ground. Which statements are correct?
A)
d = 60 ft.
B)
d=66 ft.
C)
h = 104 ft.
D)
h = 108 ft.
E)
angle of depression = 30°
近