Geometry Vocabulary

2. A quadrilateral with two pairs of opposite sides that are parallel
6. Two lines or line segments that intersect to form a right angle
8. An angle that measures more than 90 degrees and less than 180 degrees
10. An angle that measures exactly 180 degrees
14. A point where two straight lines or rays meet
16. a two-dimensional closed shape formed by straight line segments connected end to end
17. A portion of a straight line defined by two specific points, called endpoints
18. A polygon with three sides and three angles
19. An angle that measures exactly 90 degrees

1. A quadrilateral with four right angles
3. A polygon with four sides and four angles
4. A quadrilateral with four right angles and four equal sides
5. A flat surface extending infinitely in two dimensions
7. The shape formed by two rays or lines that meet at a common point
9. A straight path extending infinitely in both directions
11. A line that intersects two or more other lines, all in the same plane, at distinct points
12. Two lines that are in the same plane and never intersect
13. An angle that measures less than 90 degrees
15. Two things are exactly the same in shape and size
16. A location with no size, represented by a dot