# DJ Geometry

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The flashcards below were created by user Anonymous on FreezingBlue Flashcards.

1. A 2-D shape that is a flat side of a 3-D shap
face
2. a line where two faces meet on a 3-D shape
edge
3. a point on a shape, a corner where several faces and edges come together
vertex
4. identical in size and shape
congruent
5. a 3D shape with 2 congrunent bases and the other faces are 4 sided
prism
6. a 2D shape made up of straight lines and the lines are closed
polygon
7. two lines that are always the same distance apart and never touching
parallel lines
8. lines that cross
intersecting lines
9. a four sided shape with opposite sides that are parallel, e.g. rectangle
parallelogram
10. has one pair of opposite sides that are parallel - a trapezoid is not a parallelogram because only one pair of sides are parallel
trapezoid
11. any 2D shape which has four sides that are straight
12. a parallelogram with 4 equal sides
rhombus
13. a shape that has height and length
2D shape
14. a shape that has height, length, and depth
a 3D shape
15. a point at which a line begins
ray
16. the sliding of a shape
translation
17. the turning of a shape
rotation
18. the flipping of a shape
reflection
19. less than 90 degress
acute angle
20. greater than 90 degrees
obtuse angle
21. a 90 degree angle
right angle
22. a line that divides a shape in half so that if you fold the shape in half the two sides match
line of symmetry
23. a flat shape that folds to create a 3-D shape
net
24. What is the name of a 3 sided shape
triangle
25. That is the name of a 4 sided shape
rectangle
26. what is the name of a 5 sided shape
pentagon
27. what is the name of a 6 sided shape
hexagon
28. what is the name of a 7 sided shape
heptagon
29. what is the name of a 8 sided shape
octagon

### Card Set Information

 Author: Anonymous ID: 151532 Filename: DJ Geometry Updated: 2012-05-01 22:42:21 Tags: geometry terms Folders: Description: Geometry flash card Show Answers:

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