Question no 13 plz
Fast
Trigonometry
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here's your answer .............
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UtkarshSrivastav:
plz mark it brainliest...
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Ans: i) tan30 = AB/BC
=> 1/ √3 = 12 / BC
=> BC = 12 √3
=> BC = 20.76 cm
ii) In triangle ADB
=> sin90 = AD/AB
=> AD = 12 cm
iii) in triangle ABC
=> sin30 = AB/AC
=> AC = 2.4 cm
Hope it helps...!!
=> 1/ √3 = 12 / BC
=> BC = 12 √3
=> BC = 20.76 cm
ii) In triangle ADB
=> sin90 = AD/AB
=> AD = 12 cm
iii) in triangle ABC
=> sin30 = AB/AC
=> AC = 2.4 cm
Hope it helps...!!
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