# Math Quarterly

 What is a 5 sided figure called? Pentagon What is a 6 sided figure called? Hexagon What is a 7 sided figure called? Heptagon/ Septagon What is a 8 sided figure called? Octagon What is a 9 sided figure called? Nonagon What is a 10 sided figure called? Decagon Regular Polygon All equal sides and Angles Equilateral Triangle All Sides are equal Isosceles Triangle 2 Sides of the Triangle are equal Scalene Triangle All sides of the triangle have different measurements What is the perimeter of a square if one side is 4 inches? 16 Inches What is the perimeter of an equilateral trinagle if one leg is equal to three centimeters? Nine Centimeters What is the perimeter of an isosceles triangle whose base is six inches and one of the sides is 10.5 inches? 27 Inches What is the perimeter of a Decagon with a side of 2.5 cm? 25 cm What is the perimeter of a rectangle whose width is 5 feet and its length is 1 foot less? 18 Feet AuthorJames1 ID129688 Card SetMath Quarterly DescriptionMath Quarterly Quarter 2 2012 Updated2012-01-22T17:54:22Z Show Answers