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Mathematics 5 Online
OpenStudy (anonymous):

I need help with this problem. Please show work to so I can learn from it.. thank you!! Link below its a picture. http://img201.imageshack.us/img201/3253/120911131130.png

OpenStudy (anonymous):

Can anyone help me? :o

OpenStudy (anonymous):

what you have is a quadrilateral (4 sided figure) this means that the sum of the angles will be 360 degrees

hartnn (hartnn):

since its a quadrilateral, the sum of all interior angles = 360 so 155+70+80 +5x= 360 now can u find x from here ?

OpenStudy (anonymous):

oh thank you!

hartnn (hartnn):

welcome :)

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