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Mathematics 13 Online
OpenStudy (scott208):

Please help will meal and fan

OpenStudy (scott208):

OpenStudy (royalranger):

How many degrees are in a quadrilateral?

OpenStudy (scott208):

360

OpenStudy (royalranger):

and supplementary angles add up to how many degrees?

OpenStudy (scott208):

180

OpenStudy (royalranger):

So use that knowledge to compute the angles of the smaller triangles. Then you use supplementary angles again to calculate 2 of the angles in the quadrilateral

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