Lines
a line that goes up and down
What is a vertical line?
a 90 degree angle is called
What is a right angle?
a four sided figure is called?
What is a quadrilateral?
a triangle with all equal side lengths
What is an equilateral triangle?
an enclosed figure with 3 or more straight sides
What is a polygon?
A line that goes side to side
What is a horizontal line?
an angle that is smaller than 90 degrees is called
What is an acute angle?
an octagon has how many sides
What is 8?
a ______ triangle has 2 equal side lengths
What is an isosceles triangle?
a seven sided figure is called
What is a septagon?
two lines that cross but NOT at 90 degrees
What are intersecting lines?
An angle that is bigger than 90 but less than 180 degrees is called
What is an obtuse angle?
A six sided figure is called
What is a hexagon?
a triangle with no equal side lengths is called
a four sided figure with 2 sets of parallel sides
What is a parallelogram?
Two lines that will never meet
What are parallel lines?
An angle that is exactly 180 degrees is called
What is a straight angle?
a nonagon has __ sides
What is 9 sides?
a triangle with one angle that is bigger than 90 degrees
What is an obtuse triangle?
Any polygon that doesn't have all equal side lengths or angles
What is an irregular polygon?
Two lines that cross at 90 degree angles
What are perpendicular lines?
An angle that is bigger than 180 and less than 360 degrees is called
What is a reflex angle?
A five sided figure is called?
What is a pentagon?
a right triangle has
What is one 90 degree angle?
a polygon with all equal side lengths and all equal angles
What is a regular polygon?