Cards (35)
Two lines that intersect to form right angles
a location
A closed shape formed by line segments
an angle that measures 180 degrees
A round shape that has no beginning or end
A four-sided polygon.
lines that cross at one point
The distance across the circle through the center
a parallelogram with 4 congruent sides
A quadrilateral with 4 sides that are equal and has all 90 degree angles
having the same measurement of angles, the same sides, the same shape
90 degrees
A triangle with three congruent sides
a polygon with 5 sides
A triangle with 3 acute angles
A triangle that has 2 equal sides.
The distance from the center of a circle to any point on the circle
A point where two or more straight lines meet.
polygon with 9 sides
a triangle with no congruent sides
extends in both directions with no end
10 sided polygon
Polygons that have the same shape, but not necessarily the same size. Corresponding sides of similar polygons are proportional.
a polygon with 6 sides
A quadrilateral with two pairs of parallel sides
a polygon with 8 sides
polygon with 7 sides
A quadrilateral with exactly one pair of parallel sides
a part of a line that starts at one endpoint and extends forever
A part of a line with two endpoints
a triangle with one obtuse angle
A segment whose endpoints lie on a circle
A quadrilateral with four right angles
lines that never intersect
A figure formed by two rays with a common endpoint
