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NNADVOKAT
[17]
2 years ago
15
The diagram shows a field, ABCD, on horizontal ground. (a) There is a vertical post at C. From B, the angle of elevation of the
top of the post is 19º. Find the height of the post.
Mathematics
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Comment
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1
answer:
Nutka1998
[239]
2 years ago
3
0
Answer
36.8 units
tan (19) = h/BC
tan (19) x BC = h
tan (19) x 107 = h
h = 36.84 units
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