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September 18, 2014

September 18, 2014

Posted by **anonymus** on Friday, December 2, 2011 at 7:56am.

- Maths -
**Steve**, Friday, December 2, 2011 at 11:02amx + x+18 = 90

2x = 72

x = 36

The angles are 36 and 54

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