Question | Answer |
parallel | lines in a plane that never meet |
intersecting | to share a common point or points |
line | one-dimensional straight path that extends forever in opposite directions |
line segment | a part of a line between and including two endpoints |
right angle | a 90 degree angle |
closed figure | simple 2-dimensional figure, including shapes with straight and curved sides |
diagonal | a straight line inside a shape that goes from one corner to another, but NOT an edge |
kite | a quadrilaterial with two pairs of adjacent sides of equal length |
parallelogram | a quadrilateral with two pairs of parallel sides |
perpendicular | at right angles to |
point | an exact location in space, usually labeled with capital letters |
quadrilateral | a four-sided polygon |
vertex/vertices | the point at which the rays of an angle, the sides of a polygon, or the edges of a polyhedron meet. |
circle | a curved figure where all points on the edge are the same distance from the center point |
figure | a symbol or shape |
property/attribute | a feature of an object or common feature of a set of objects |
rectangle | quadrilateral, parallelogram, all right angle corners |
rhombus/rhombi | quadrilateral with all equal sides |
side | one of the line segments that make up a polygon, one of the rays that form an angle, or one of the faces of a polygon |
square | quadrilateral with equal sides and four right angles |
trapezoid | quadrilateral with exactly one pair of parallel sides |
triangle | polygon with 3 sides |