A Math Crossword Puzzle.

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Across
  1. 3. One of the figures that is a three-dimensional figure.
  2. 5. The amount of surface enclosed by a boundary.
  3. 6. A shape that has all equal sides and its angles are equal.
  4. 7. The corner of a polygon.
  5. 9. The amount of space occupied a three dimensional shape.
  6. 11. The lines that never touch each other.
  7. 14. A triangle with NO sides equal to each other.
Down
  1. 1. The angle that measures 90*
  2. 2. The numbers to find something on a grid.
  3. 3. A figure that's formed by three or more sides.
  4. 4. An area required to cover a dimensional shape.
  5. 8. Triangle: a thing with two sides of the same length.
  6. 10. A dimensional shape with a polygonal base and lateral sides.
  7. 12. A distant part of a thing around something
  8. 13. A two-dimensional pattern that's folded into a shape.