What is the perimeter of triangle ADC?

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BTGmoderatorLU: Moderator; Posts: 2550; Joined: Sun Oct 15, 2017 1:50 pmFollowed by: 6 members

by BTGmoderatorLU » Fri Oct 27, 2017 5:43 am

What is the perimeter of triangle ADC?

(1) AD is a median in ABC.

(2) The perimeter of ABC is 18.

The OA is E.

Can any expert explain this DS question please? I don't have it clear. Thanks.

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Source: Beat The GMAT — Data Sufficiency | Fri Oct 27, 2017 5:43 am

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