Across
- 3. the number of square units needed to cover a surface
- 5. the middle number in a set of data that are arranged in order
- 6. a closed plane figure formed by 3 or more line segments
- 9. in a right triangle, either of two sides that form the right angle
- 10. a line segment with endpoints on a circle
- 12. the product of a given whole number and another whole number
- 15. to find a number that is close to an exact amount
- 16. the distance around a closed plane figure
- 17. the distance around a circle
- 19. the horizontal number line on a coordinate plane
Down
- 1. a letter or symbol that stands for 1 or more numbers
- 2. the average of a set of numbers, found by dividing the sum of the set by the number of addends
- 4. a parallelogram with congruent sides
- 7. a diagram that shows the prime factors of a number
- 8. capable of being divided with no remainders
- 11. a polygon's side or a solid figure's face by which the figure is measured or named
- 13. the set of whole numbers and their opposites
- 14. the point where two axes of a coordinate plane intersects(0,0)
- 17. a tool used to construct circles and arcs
- 18. the vertical number line on a coordinate plane