GEOMETRY VOCABULARY WORDS

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Across
  1. 3. two lines that will never intersect.
  2. 5. changes the size of a shape without changing its shape or orientation.
  3. 8. moving a shape in a circular direction.
  4. 11. angles that make a straight angle together.
  5. 13. each of the pairs of opposite angles made by two intersecting lines.
  6. 16. two lines that intersect at a 90 degree angle.
  7. 17. the same shape and size.
  8. 18. Two shapes are Similar when one can become the other after a resize, flip, slide or turn.
  9. 19. the mirror image of a figure across the reflection line.
  10. 20. a type of angle that is always more than 90 degrees but less than 180 degrees.
Down
  1. 1. the sides that are in the same position in any different 2-dimensional shapes.
  2. 2. moving a shape without changing its size, shape, or orientation.
  3. 4. when two angles have a common vertex, and a common side.
  4. 6. two angles that equal 90 degrees.
  5. 7. the most frequent number.
  6. 9. the average.
  7. 10. a plane figure with at least three straight sides and angles, and typically five or more.
  8. 12. is a triangle with two equal sides.
  9. 14. a triangle with no even lengths.
  10. 15. the difference between the highest and lowest numbers.