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A longer side of a parallelogram is 10 c...

A longer side of a parallelogram is 10 cm and the shorter is 6cm. If the longer diagonal makes an angle `30^(@)` with the longer side, then the length of the longer diagonal (in cm) is

A

`5sqrt(3)+sqrt(11)`

B

`4sqrt(3)+sqrt(11)`

C

`5sqrt(3)+sqrt(13)`

D

`5sqrt(3)-11`

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The correct Answer is:
A
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