Math

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123456789101112131415
Across
  1. 3. A three-dimensional figure with 6 faces, 8 vertices and 12 edges.
  2. 4. A number without fractional or decimal parts.
  3. 7. A quadrilateral with one pair of adjacent sides equal and the other pair unequal.
  4. 9. A quadrilateral with only one pair of parallel sides.
  5. 11. A four-sided polygon with opposite sides parallel and equal in length.
  6. 12. The longest side of a right-angled triangle.
  7. 13. The total area of all the surfaces of a 3-dimensional object.
  8. 15. A quadrilateral with opposite sides equal and all angles right angles.
Down
  1. 1. The amount of space occupied by a 3-dimensional object.
  2. 2. A number that cannot be expressed as a fraction of two integers.
  3. 5. The set of numbers including all positive and negative integers, zero, and fractions.
  4. 6. A solid figure with two parallel circular bases connected by a curved surface.
  5. 8. The distance around a circle.
  6. 10. A three-dimensional object with a circular base and a single vertex.
  7. 14. A quadrilateral with all sides equal and opposite angles equal.