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