Answers

2015-01-11T21:11:43+05:30
Cos 30=AB/AC
ie,√3/2=9/AC
    AC=18/√3=6√3
tan30=BC/AB
 1/√3=BC/9
 BC=3√3
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2015-01-11T21:34:19+05:30
AB=9CM

BY TAN 30 = 1 \sqrt{3}

WE GET BC= 3 \sqrt{3}

AND BY PHYTHAGORAS THEOREM WE GET AC=  6 \sqrt{3}
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