Math

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Across
  1. 3. the set of all whole numbers, including positive numbers, negative numbers, and zero, but excluding any fractions or decimals
  2. 5. a geometric transformation that acts like a mirror
  3. 7. the amount of three-dimensional space enclosed by a closed surface or occupied by an object or substance
  4. 9. a perfectly round, three-dimensional geometric shape
  5. 10. counting numbers
  6. 11. a three-dimensional geometric shape with two identical, parallel circular bases connected by a curved surface
Down
  1. 1. a transformation that changes the size of a figure without changing its shape
  2. 2. a three-dimensional geometric shape that tapers smoothly from a flat, usually circular base to a single point called the apex or vertex
  3. 4. a geometric transformation that turns a figure around a fixed point
  4. 6. exactly the same in shape and size
  5. 8. a fundamental geometric shape and the simplest polygon
  6. 9. measures the steepness and direction of a line or surface