Angles
An angle that is exactly 90 degrees
Two lines that never cross
Parallel lines
True or False: A circle is a polygon
False
Define quadrilateral
A type of polygon with four sides and four angles
An angle that is less than 90 degress
Two lines that meet and form right angles
Perpendicular lines
True or False: a rectangle is a polygon
True
Name the quadrilateral
Square, Rectangle
An angle that is more than 90 degrees
Obtuse angle
Two lines that meet but DO NOT form right angles
Intersecting lines
A polygon is a closed shape with _________ lines
straight
Name the quadrilaterals
Rhombus, Trapezoid
How many degrees is a straight angle?
180 degrees
What type of lines does a square have?
Parallel lines
True or False: a polygon only has four sides
False
A quadrilateral with two sets of parallel lines and four right angles
What is a rectangle, or square
An angle that is 83 degrees
Acute angle
What type of lines does a trapezoid have?
Draw two polygons
A quadrilateral with one pair of parallel lines, one pair of intersecting lines, and no right angles
Trapezoid