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In DeltaLMN, if LM=10cm and /LNM=90^(@),...

In `DeltaLMN`, if `LM=10cm` and `/_LNM=90^(@)`, `/_LMN=30^(@)`, then `NM=?`

A

`5sqrt(2)`

B

`5cm`

C

`10sqrt(3)cm`

D

`5sqrt(3)cm`

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