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March 27, 2015

March 27, 2015

Posted by **joyce** on Sunday, April 3, 2011 at 2:09pm.

- math -
**Brittany**, Sunday, April 3, 2011 at 3:47pmUmm I think Its 60, if I know what you mean, if its a triangle. ( learned that if you press alt and 0176, it will give you the degree sign.

A triangle is 180°.

You take 40+80, and get 120.

So then you take 180-120, and get 60°.

- math -
**Anonymous**, Sunday, April 3, 2011 at 4:18pmIf your figure is triangle sum of angles must be 180°

40°+80°+x=180°

120°+x=180°

x=180°-120°

x=60°

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