Use theorem: if a ray bisects an angle of a triangle, the it divides the opposite side into segments whose lengths are proportional to the lengths of the other two sides.
AB/AC = BD/DC
6/8 = 3/DC
DC = 4
Karanbir S.
asked 03/17/2112. If line segment AD̅̅̅̅ is an angle bisector and AB = 6, AC = 8, and BD = 3, what
must DC equal? (drawing triangle may help)
Use theorem: if a ray bisects an angle of a triangle, the it divides the opposite side into segments whose lengths are proportional to the lengths of the other two sides.
AB/AC = BD/DC
6/8 = 3/DC
DC = 4
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