in the given figure a d bisects angle A if a b is equal to 18 AC is equal to 24 and BC is equal to 20 then what is the length of CD.
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Since, AD bisects <BAC Therefore, AB/AC=BD/DC
=> 18/24 = BD/DC
=> 18/24 =BC - CD /DC
=>3/4=20-DC/DC
=>3DC=80-4DC
=>7DC=80
=>DC=11.42
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