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 Interactive Checkpoint
 Diagonal:  A line segment formed by connecting two nonadjacent vertices (i.e., not on the same side) in a polygon or a polyhedron.

Answer the following questions about the diagonals of a polygon.

Enter each answer in the left column, then press tab

  Graded Response
a) Which of the following segments is a diagonal in hexagon ABGFED?      
b) Which of the following figures does not have a diagonal?    
b) How many diagonals are in a pentagon?