1) A polygon with 5 sides is called a: a) Quadrilateral b) Pentagon c) Hexagon d) Heptagon 2) How many sides does a decagon have? a) 8 b) 9 c) 10 d) 12 3) Which of the following is a regular polygon? a) A rectangle b) An equilateral triangle c) A scalene triangle d) A parallelogram 4) The sum of the interior angles of a triangle is: a) 90º b) 180º 5) What is the sum of the interior angles of a hexagon? a) 720º b) 360º c) 540º d) 1080º 6) A polygon with all sides and angles equal is called a regular polygon. a) true b) false 7) A square is a type of polygon. a) true b) false 8) A polygon with 8 sides is called a hexagon. a) true b) false 9) The sum of the interior angles of any polygon can be found using the formula (n - 2) x 180º, where n is the number of sides. a) true b) false 10) A circle is a polygon a) true b) false 11) A polygon with 4 sides is called a____________________________ a) triangle b) hexagon c) quadrilateral d) decagon 12) The number of diagonals in a pentagon is_____________________ a) 1 b) 5 c) 7 d) 6 13) A regular hexagon has ________ equal sides. a) 3 b) 10 c) 8 d) 6 14) The measure of each interior angle of a regular pentagon is ____________. a) 360º b) 1080º c) 108º d) 180º 15) name polygons with 9 sides: a) decagon b) quadriallateral c) heptagon d) nonagon

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