Mathematics, 26.01.2021 18:10 yair7

Seven angles of an octagon measure 105, 139, 131, 115, 155, 138, and 145 degrees. What is the measure of the eighth angle?

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Seven angles of an octagon measure 105, 139, 131, 115, 155, 138, and 145 degrees. What is the measur...

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