In an equilateral triangle ABC, D is a point on the side BC such BD=1/3BC :

In an equilateral triangle ABC, D is a point on the side BC such BD=1/3BC. Then AD2:AB2 is equal to
(a) 3:5
(b) 5:7
(c) 7:9
(d) 5:9

Anurag Mishra Professor Asked on 19th January 2016 in Maths.
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  • 1 Answer(s)

    Answer: (b) 5: 7 

    Anurag Mishra Professor Answered on 20th January 2016.
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