SOLUTION: A bedroom is shaped like a pentagon. A designer wants to put a triangular bookshelf in the corner marked on the diagram. The sum of the interior angles of a pentagon is 540�540�. W

Question 1067411: A bedroom is shaped like a pentagon. A designer wants to put a triangular bookshelf in the corner marked on the diagram. The sum of the interior angles of a pentagon is 540�540�. Which statement is correct?
https://content.thinkthroughmath.com/uploads/media_library/item/31783/L159Q31783S-67828d0afbbbf885f71ec1c8395b9e75.png

Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
sum is (n-2)*180=540 degrees.
I don't see any questions to choose from, but the missing angle would be 140 degrees since the other four add to 400 degrees.

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