Geometry Vocab

2. a 2D figure with four sides and one pair of parallel sides
5. the units of volume are ________________
9. a 2D plane made up of the x and y axis that is used to graph and identify 2D points and shapes
11. a four sided figure
12. a 2D figure with three sides
14. a straight line where two faces meet
15. the measurement of the length of a straight line connecting two points
17. a corner where two or more edges meet
18. the total area the faces of a 3D figure take up
19. the space on the inside of a 2D figure

1. a 2D figure with four sides, two pairs of parallel and equal sides, and equal opposite angles
3. the units of area and surface area are ______________
4. the distance around the outside of a 2D figure
6. a 2D figure with four equal sides, four 90 degree angles, and parallel opposite sides
7. a flat 2D figure that makes up the outside of a 3D figure
8. a 2D figure with four sides, four 90 degree angles, and opposite sides that are parallel and equal in length
10. a set of two numbers written in a specific order, within parentheses, that describes a specific location on a coordinate plane
13. the space on the inside of a 3D figure, also known as the capacity
16. an unfolded 3D figure