A Math Definitions Crossword

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Across
  1. 2. The measure of the distance around a figure
  2. 5. A shape formed by three or more line segments
  3. 6. A two-dimensional pattern that can be folded into a three-dimensional figure
  4. 7. A corner of a polygon
  5. 10. A polygon that has all of its sides and angles equal
  6. 11. The area needed to cover a three-dimensional shape
  7. 13. The amount of space occupied by or the capacity of a three-dimensional shape
  8. 14. A triangle with no sides equal
Down
  1. 1. An angle that measures 90 degrees
  2. 3. A triangle with two sides the same length
  3. 4. Lines that meet at right angles
  4. 5. A three-dimensional shape with one polygonal base and lateral sides that are all triangles that meet at a vertex opposite the base
  5. 8. A three-dimensional shape with a top and bottom that are congruent polygons and lateral faces that are parallelograms
  6. 9. An ordered pair of numbers used to locate a point on a coordinate grid
  7. 12. The measure of the amount of surface enclosed by the boundary of a figure