the tops of two poles of height 20m and 14m are connected by a wire .If wire makes an angle of 30 degrees with The horizontal, the length of the wire in meters in between two poles is
please guys with explanation
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the tops of two poles of height 20m and 14m are connected by a wire .If wire makes an angle of 30 degrees with The horizontal, the length of the wire in meters in between two poles is
please guys with explanation
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Answer:
12 m
Step-by-step explanation:
Let the two poles are A and E connected by wire AE
Then the length of the wire
sin30
∘
=
AE
AB
∵sin30
∘
=
2
1
2
1
=
AE
6
AE=6×12
AE=12m