Posted by **Anonymous** on Friday, January 7, 2011 at 12:56pm.

Find the area of the rhombus: In rhombus ABCD, AB=11 and AC=13. Find the area of the rhombus.

What should be done to find the values of the diagonals?

- Geometry -
**drwls**, Friday, January 7, 2011 at 2:35pm
For a rhombus (equal sides), AB = BC.

AC is already one diagonal that you know. The other is

BD = 2*sqrt(11^2 -6.5^2) = 17.75

The area is half the product of the diagonals.

- Geometry -
**Anonymous**, Friday, January 7, 2011 at 3:24pm
What does 2*sqrt mean?

- Geometry -
**drwls**, Friday, January 7, 2011 at 4:24pm
2 times the square root of( )

- Geometry -
**MIndy**, Friday, March 25, 2011 at 12:08pm
In rhombus ABCD, AB=20 and AC=25. Find the area of the rhombus to the nearest tenth.

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