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Geometry
Shapes, Angles, Lines
| Term | Definition |
|---|---|
| parallel lines | lines that are always the SAME distance apart |
| point | the EXACT LOCATION in space represented by a dot |
| endpoint | a point at either end of a line segment, or a point at one end of a ray |
| line | a set of connected points continuing WITHOUT END in BOTH directions |
| line segment | a PART of a line with TWO endpoints |
| attribute | a CHARACTERISTIC of an object, such as color, shape, size |
| congruent | having exactly the SAME size AND shape |
| hexagon | a polygon with six sides |
| two-dimensional | a shape that has length and width but not volume. Also called a plane figure. |
| triangle | a polygon with three sides and three angles |
| trapezoid | a quadrilateral with ONE PAIR of parallel lines and one pair of sides that are not parallel |
| vertex | a point at which two or more sides of a geometric figure meet. |
| vertices | more than one vertex |
| rhombus | a quadrilateral with all four sides EQUAL in length |
| square | a parallelogram with four equal angles AND four equal sides |
| side of a polygon | any of the line segments that form a polygon |
| parallelogram | a quadrilateral with TWO PAIRS of parallel lines and congruent sides |
| pentagon | a polygon that has five sides |
| plane figure | a two-dimensional figure |
| polygon | a closed plane figure made by line segments |
| quadrilateral | a four sided polygon |
| rectangle | a quadrilateral with TWO PAIRS of congruent, parallel sides and FOUR equal angles |
| pattern | a repeating sequence or design |