Applications of Trigonometry
Quick practice
Question 1 of 5
A guard is watching a boy playing in the school playground from the top of the school building. The angle of elevation of the top of the school building from the boy, 150 m away from the foot of building is 
. Find the height of the school building.
A
86.60 m
B
85.02 m
C
none of the above
D
80 m
Concepts
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