A ladder rests against a wall so that its top touches the roof of the house. If the ladder makes an angle of 60 ^{ \cir

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Q 3001712628.     A ladder rests against a wall so that its top touches the roof of the house. If the ladder makes an angle of 60 ^{ \circ } with the horizontal and height of the house be 6\sqrt { 3 } m, then the length of the ladder is:
A

12\sqrt { 3 } m

B

12 m

C

\frac { 12 }{ \sqrt { 3 } } m`

D

none of these

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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