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Mathematics 20 Online
OpenStudy (anonymous):

What is <1 in this parallelogram? https://www.connexus.com/content/media/456845-1282011-30207-PM-329315299.png

OpenStudy (anonymous):

Not sure what the 1 is, but... (3m+20) + 5m = 180 8m +20=180 8m=160 m=20

OpenStudy (anonymous):

agree. the angles 5m and (3m+20) are supplementary

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