An electric pole is 5m high. A steel wire tied to the top of the pole is affixed at a point on the ground to keep the pole upright. If the wire makes an angle of 60 degrees with the horizontal through the foot of the pole, find the length of the wire.
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Answered by
1
Answer:
14.14
Step-by-step explanation:
Let AB=10= Height of Pole
and AD be the length of the wire
From △ABD
sin45
o
=
AD
AB
⇒
2
1
=
AD
10
⇒AD=10
2
⇒10×1.414 (Take
2
=1.414)
=14.14 m
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