Math Revew Chapter 5 Flashcards
An exact location in space. It is represented by a dot and has no length, width, or depth.
Point
It is a length made up of points that extend infinitely in both directions
Line
Is a portion of a line having two endpoints
Line segment
Is a portion of a line having one endpoint and extending infinitely in one direction from the endpoint
Ray
It is formed by two rays that share a common endpoint called Vertex
Angle
Are two lines that cross at a point
Intersecting lines
Are lines that never intersect
Parallel lines
Are intersecting lines that form four right angles
Perpendicular lines
Figures that consist of curved lines or straight lines that lie on a flat surface
Plane figures
Shapes like triangles and circles that begin and end at the same point
Closed figures
When a closed figure is made, only straight lines and no curves
Polygon
Polygon with 3 sides
Triangle
Polygon with 4 sides
quadrilateral
Polygon with 5 sides
Pentagon
Polygon with 6 sides
hexagon
Polygon with 7 sides
heptagon
Polygon with 8 sides
Octagon
Polygon with 9 sides
Nonagon
Polygon with 10 sides
Decagon
Any four sided polygon
quadrilateral
Is any quadrilateral that has only one set of opposite sides parallel
Trapezoid
Any quadrilateral that has both sets of opposite sides equal
Parallelogram