Terms in this set (38)
Polygon with four sides
Polygon with five sides
Polygon with six sides
Polygon with seven sides
Polygon with eight sides
Polygon with nine sides
Polygon with ten sides
A quadrilateral with two pairs of parallel sides.
A quadrilateral with four 90 degrees angles.
A quadrilateral with four 90 degrees angles and four equal sides.
A quadrilateral with four equal sides.
A quadrilateral with only one pair of parallel sides
A quadrilateral with two pairs of equal sides
the pairs have different lengths the sides with equal lengths are next to each other.
Polygons have at least one point going in.
Polygons have all points going out
have no end points - they extend forever in two directions.
have one end point - they extend forever in one direction.
have two end points - they have ends in two directions.
divides an angle equally in half
divides a straight angle equally in half to make two right angles
have no edges - they extend forever in two directions.
No equal sides
Two equal sides
Three equal sides
All angles less than 90
One angle equals 90
One angle more than 90
a line that cuts two or more parallel lines
Are in matching positions compared to the parallel lines and the transversal.
Alternate Interior Angles
Are between the parallel lines and diagonally opposite.
Alternate Exterior Angles
Are outside the parallel lines and diagonally opposite.
Are opposite each other on a pair of crossed lines
Same side interior angles
Are between the parallel lines and on the same side of the transversal.
Same side exterior Angles
Are outside the parallel lines and on the same side of the transversal.
Have a sum of 180
Have a sum of 90.
The sum of angles in a polygon
(number of sides - 2) x 180
((number of sides - 2) x180) / number of sides