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In DeltaABC, angleC=90^(@) . M and N ar...

In `DeltaABC, angleC=90^(@)` . M and N are the mid-points of sides AB and AC,respectively. CM and BN intersect each other at D and `angleBDC=90^(@).` If BC=8cm, then length of BN is :

A

`6sqrt3" cm"`

B

`6sqrt4" cm"`

C

`4sqrt6" cm"`

D

`8sqrt3" cm"`

Text Solution

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The correct Answer is:
D
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