1) what this ? a) quadrilateral b) triangle c) pentagon d) circle 2) what this ? a) closed polygon b) open polygon c) curve d) square 3) the two colors represent ? a) angle and side b) angle and diagonal c) vertex and side d) angle and vertex 4) How many sides does an octagon have? a) 5 b) 6 c) 7 d) 8 5) what this ? a) irregular polygon b) regular polygon c) open polygon d) regular square

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