The perimeter of a rhombus is 100 cm. If one of its diagonals is 14 cm, then the area of the rhombus is

The perimeter of a rhombus is 100 cm. If one of its diagonals is 14 cm, then the area of the rhombus is
1). 144 sq.cm.
2). 225 sq.cm.
3). 336 sq.cm.
4). 400 sq.cm.

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