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April 19, 2015

April 19, 2015

Posted by **DIFFICULT** on Friday, July 16, 2010 at 8:44am.

- trig -
**Reiny**, Friday, July 16, 2010 at 9:13amplease don't switch names ...

As I pointed out in the other posts

the ratio of sides of a 30-60-90 triangle is 1:√3:2

so if the opposite side is 5, the adjacent side is 5√3

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