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October 21, 2014

October 21, 2014

Posted by **Debbie** on Wednesday, October 17, 2007 at 11:16am.

The length of a rectangle is 1 cm longer than its width. If the diagnol of the rectangle is 4cm, what are the dimensions of the rectangle?

- Geometry -
**Reiny**, Wednesday, October 17, 2007 at 11:56amUse Pythagoras

x^2 + (x+1)^2 = 16

Expand to get a quadratic equation. Solve using the formula and use only the positive answer

(I got a width of 2.28 and a length of 3.28)

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