Quadrilaterals
4 right angles, 2 pairs of parallel lines, 4 equal sides
Square
Two lines that never intersect
Parallel Lines
A 6-sided shape
Hexagon
90 degrees
A straight angle is _____ degrees.
180
4 right angles, 2 pairs of sides w/ equal length, 2 pairs of parallel lines
Rectangle
Two lines that form right angles when they intersect
Perpendicular Lines
4-sided shape
Quadrilateral
An angle greater than 90 degrees
Obtuse angle
Railroad tracks are an example of what type of line?
Parallel lines!
2 pairs of parallel lines, 2 pairs of sides w/equal length
Parallelogram
Two lines that intersect without right angles
Intersecting Lines
A closed figure with at least 3 straight sides.
Polygon
An angle smaller than 90 degress
Acute
Congruent/Equal
2 pairs of parallel lines, 4 equal sides, no right angles
Rhombus
What type of lines are used in our mailboxes? Be specific!
Parallel and Perpendicular Lines
7-sided shape
Heptagon
You will find this angle in a square!
Right angle
Octagon
1 pair of parallel lines
Trapezoid
What type of lines could you find in a trapezoid? List as many as possible!
Parallel, Perpendicular, and Intersecting Lines
9-sided shape
Nonagon
An angle is formed when these two things meet
Lines
4 sided shape with no parallel lines
Quadrilateral