One Atta Time Flash Cards Distance Learning Create New Sheet Select a Worksheet > Version 1 Version 2 Version 3 Version 4 Version 5 Version 6 Version 7 Version 8 Version 9 Version 10 Grab 'em All Identifying Quadrilaterals 2g1 Decide whether a shape is a quadrilateral by checking that it has 4 straight sides.Count sides and vertices on a shape to support your answer.