2002 AMC 12A Problems/Problem 23

Problem

In triangle $ABC$ , side $AC$ and the perpendicular bisector of $BC$ meet in point $D$ , and bisects $<ABC$ . If $AD=9$ and $DC=7$ , what is the area of triangle ABD? $A) 14$ $B) 21$ $C)28$ $D)14\sqrt5$ $E)28\sqrt5$

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2002 AMC 12A (Problems • Answer Key • Resources)
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2002 AMC 12A Problems/Problem 23

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