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Geometry 7 Online
OpenStudy (anonymous):

what is the value of N ? A. 47 b. 38 c. 81 d. 85

OpenStudy (anonymous):

OpenStudy (anonymous):

find out the interior angle first

OpenStudy (anonymous):

now you have the two interior angle, find the last interior angle next to n, then subtract from 180 since a straight line has 180 degree hint also the inside of a triangle always has 180 degree when all 3 sides are of the angles added

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