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44 votes
44 votes
Number 3 pls !!!!!!!!!!!!!!

Number 3 pls !!!!!!!!!!!!!!-example-1
User JimDel
by
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2 Answers

18 votes
18 votes

Answer:

AB = 9

Explanation:

Tale's theorem


(12)/(4) =(AB)/(3)


AB=((12)(3))/(4) =(36)/(4) =9

Hope this helps

User Lnmaurer
by
2.7k points
19 votes
19 votes

Answer:

9

Explanation:

ED: DC = 3:1

AB : BC = 3:1

AB: 3 = 9

User MOLAP
by
2.9k points