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GEOMETRY STUDY GUIDE
1. A 2D figure which has straight sides and
can de described as simple and closed
1. polygon
2. A polygon with 3 sides and 3 angles
2. triangle
3. A polygon with four sides
3. quadrilateral
4. A quadrilateral with four right angles
4. rectangle and square
5. Lines that run next to each other but will
never run into each other
5. parallel lines
6. A rectangle with 4 sides of equal length
6. square
7. A closed curve with all points in one
plane and the same distance from the center
7. circle
8. Two figures that have exactly the same
size and shape
8. congruent
9. A three dimensional solid with six
congruent square faces, and 12 edges
9. cube
10. A 3D solid with six faces, faces can be
all rectangles or rectangles and squares
10. rectangular prism
11. A three dimensional object with all of its
points the same distance from the center
11. sphere
12. A transformation where every point is
moved the same distance in the same
direction (slide)
12. translation
13. A transformation where the image is
flipped over an imaginary line
13. reflection
14. The imaginary line what an image is
flipped over during a reflection
14. line of reflection
15. A transformation in which an image is
formed by turning it
15. rotation
16. The distance around a closed figure
16. perimeter
17. The amount of space on the inside of a
figure
17. area
18. How do you find perimeter?
18. add up all of the sides
19. How do you find area?
20.
19. multiply the length times the width
20. cylinder, rectangular prism, cube,
pyramid, cone