Relier Pairs Matching Column GameVersion en ligne Geometry Activity par Adanna Wright 1 Square 2 Perpendicular Line Segments 3 Equilateral Triangle 4 Intersecting Line Segments 5 Angle 6 Straight Angle 7 Quadrilateral 8 Right Angle 9 Scalene Triangle 10 Line Segment 11 Vertex 12 Acute Angle 13 Obtuse Angle 14 Parallelogram 15 Rhombus an equilateral parallelogram having oblique angles Line segments that cross each other a triangle having three unequal sides and angles a triangle with all sides equal and all angles equal Less than 90° and more than 0 ° one part of a line Angle that equals 90 degree. the intersection point of two sides of a plane figure An angle of 180°. It is more than 90° and less than 180°. a polygon with four sides Figure formed by two rays. a rectangle having all four sides of equal length two line segments which cross to form 90 degree angles A quadrilateral having both pairs of opposite sides parallel to each other