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February 1, 2015

February 1, 2015

Posted by **Barbie** on Sunday, February 27, 2011 at 10:02pm.

- Mathematics (Help? Please. ) -
**Reiny**, Sunday, February 27, 2011 at 10:05pmAngle A + angle B must add up to 180°

so if angle A = 87°, then ....

- Mathematics (Help? Please. ) -
**Adam**, Sunday, February 27, 2011 at 10:07pmB= 180 - 87

B= 93 degrees.. :)

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