Two adjacent sides of a parallelogram are 5 cm and 3.5 cm. One of its diagonals is 6.5 cm. Find the area of parallelogram.

Two adjacent sides of a parallelogram are 5 cm and 3.5 cm. One of its

1.	Two adjacent sides of a parallelogram are 5 cm and 3.5 cm. One of its diagonals is 6.5 cm. Find the area of parallelogram.
A.	\[5\sqrt{3}\,c{{m}^{2}}\]
B.	\[10\sqrt{3}\,c{{m}^{2}}\]
C.	\[15\sqrt{3}\,c{{m}^{2}}\]
D.	\[20\sqrt{3}\,c{{m}^{2}}\]
Answer» C. \[15\sqrt{3}\,c{{m}^{2}}\]

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Two adjacent sides of a parallelogram are 5 cm and 3.5 cm. One of its diagonals is 6.5 cm. Find the area of parallelogram.

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