The angle of elevation of a point T on a tower from a point U on the horizontal ground is 30o. If TU = 54m, how high is T above the horizontal ground?
A
108m
B
72m
C
46.3m
D
31.2m
E
27m
Verified Correct Answer: E.
Step-by-Step Mathematical Solution
sin30 = x/54
x =54 x 1/2
= 27m
Source: Myschool Past Questions Archive (Record #23897)