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A field in the form of a parallelogram h...

A field in the form of a parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m long. Find the area of the parallelogram.

A

480 sq. m

B

320 sq. m

C

`600sqrt15 sq.m`

D

`450sqrt15` sq . M

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The correct Answer is:
C
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