crossword

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Across
  1. 2. The point $(0,0)$ on a coordinate plane where the x-axis and y-axis intersect.
  2. 5. The amount of 3D space an object occupies, measured in cubic units.4.
  3. 6. A straight line passing from side to side through the center of a circle; twice the length of the radius.8.
  4. 9. The "average" of a data set, found by adding all values and dividing by the count.9.
Down
  1. 1. A member of the set of whole numbers and their opposites $\{\dots, -2, -1, 0, 1, 2, \dots\}$.2.
  2. 3. A comparison of two quantities by division (e.g., $3:4$ or $\frac{3}{4}$).7.
  3. 4. The distance from the center of a circle to any point on its circumference.Down1.
  4. 7. The middle value in a data set when the numbers are listed in order.6.
  5. 8. The difference between the maximum (highest) and minimum (lowest) values in a data set.