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