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In triangle ABC AB = 7 cm, BC =10cm, and...

In `triangle ABC` AB = 7 cm, BC =10cm, and AC = 8 cm. If AD is the angle bisector of `angle BAC`, where D is a point on BC, then BD is equal to:
यदि त्रिभुज ABC में, AB = 7 सेमी, BC = 10 सेमी तथा AC =8 सेमी है | यदि AD कोण BAC का समद्विभाजक है, जहाँ D, BC पर स्थित एक बिंदु है, तो BD का मान किसके बराबर है ?

A

`16/3 cm`

B

`15/4 cm`

C

`14/3 cm`

D

`17/4 cm`

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