Posted by **Anonymous** on Tuesday, November 15, 2011 at 8:17pm.

A rectangle with a length of 32 untis and a width of 18 units; find the length of a diagonal.

- geometry -
**Ms. Sue**, Tuesday, November 15, 2011 at 8:18pm
Use the Pythagorean Theorem:

a^2 = b^2 = c^2

c = diagonal/hypotenuse

- geometry -
**Steve**, Wednesday, November 16, 2011 at 12:41am
Or, for those of us with a "+" key,

a^2 + b^2 = c^2

:-)

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