If ABC is an equilateral triangle and D is a point on BC such that AD â”´BC, then



[ A ]    AB : BD = 1 : 1
[ B ]    AB : BD = 1 : 2
[ C ]    AB : BD = 2 : 1 right
[ D ]    AB : BD = 3 : 2
Answer : Option C
Explanation :
AB : BD = 2 : 1

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