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In a right angle DeltaABC angleA=90^(@),...

In a right angle `DeltaABC angleA=90^(@), AB=10sqrt(3), BC=20`. By considering AB as base an equilateral triangle `DeltaDAB` is drown find the length of CD as maximum as possible.

A

`10sqrt(6)`

B

`10sqrt(5)`

C

`10sqrt(7)`

D

None of these

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