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Mathematics 13 Online
OpenStudy (anonymous):

How do you do this?

OpenStudy (anonymous):

OpenStudy (ivettef365):

first find the angle next to the145, a line = 180 so 180- 145 = ???

OpenStudy (anonymous):

then after whatever is left to get u to 180 is the last angle in the triangle, then figure out what to add to that to get you 180

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