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Mathematics 9 Online
OpenStudy (anannana):

please help!! what is the value of x? (image below)

OpenStudy (anannana):

OpenStudy (misty1212):

HI!!

OpenStudy (mathmale):

Use the fact that the SUM of the interior angles of a triangle MUST always be 180 degrees. Write an equation in x with 180 degrees on the right side.

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