Unit 1 Vocabulary with a Hint of Unit 2

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Across
  1. 5. to get the numbers in the second ratio
  2. 6. Each flat side of a polyhedron
  3. 9. word base to refer to the length of this side
  4. 12. (of a parallelogram or triangle), choose any side of a parallelogram or triangle to be the shape’s base. Sometimes we use
  5. 13. vertex, For each side of a triangle, there is one vertex that is not on that
  6. 15. the space inside of a shape
  7. 16. a point where two or more edges meet
  8. 17. a type of polyhedron that has two bases that are identical copies of each other
  9. 19. Each straight side of a polygon
  10. 20. without any gaps or overlaps
  11. 22. a type of polyhedron that has one base. All the other faces are triangles, and they all
  12. 23. a closed, three-dimensional shape with flat sides
  13. 25. the number of cubic units that fill a three-dimensional region, without any gaps or
  14. 26. a type of quadrilateral that has two pairs of parallel sides
Down
  1. 1. (of a parallelogram or triangle), the shortest distance from the base of the shape to the opposite side (for a
  2. 2. the number of square units that cover a two-dimensional region, without any gaps or
  3. 3. area, the number of square units that covers all the faces of the
  4. 4. do not cross each other
  5. 7. take apart
  6. 8. a type of polygon that has 4 sides
  7. 10. put together
  8. 11. (of a prism or pyramid), The word base can also refer to a face of a polyhedron
  9. 14. or opposite vertex (for a triangle)
  10. 18. at a single vertex
  11. 20. a closed, two-dimensional shape with straight sides
  12. 21. a two-dimensional figure that can be folded to make a polyhedron
  13. 24. ratios, if you can multiply each of the numbers in the first ratio by the same