The height of each pillar is:
(a) 50 m
(b) 30 m
(c) 60 m
(d)20root3m
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Step-by-step explanation:
In △AOC,
tan60
o
=
x
h
∴x=
3
h
In △BOD,
tan30
o
=
100−x
h
3
1
=
100−x
h
100−x=h
3
100−h
3
=x x=
3
h
∴100−h
3
=
3
h
∴h=25
3
m
∴x=
3
h
=
3
25
3
∴x=25 m
∴OC=25 m and OD=75 m.
I hope it help you........
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