Advertisements
Advertisements
प्रश्न
The tops of two poles of heights 20 m and 14 m are connected by a wire. If the wire makes an angle of 30° with the horizontal, then the length of the wire is ____________.
विकल्प
8 m
10 m
12 m
14 m
MCQ
रिक्त स्थान भरें
उत्तर
The tops of two poles of heights 20 m and 14 m are connected by a wire. If the wire makes an angle of 30° with the horizontal, then the length of the wire is 12 m.
Explanation:
`"AE"/"AC" = "sin" 30^circ`
`=> 6/"AC" = 1/2`
`=> "AC" = 12 "m"`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
