natalies project

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Across
  1. 4. every single flat surface of a solid.
  2. 5. an ordered pair of numbers a and b, written a / b where b does not equal 0
  3. 6. used to tell exact location in space
  4. 10. they each represent one-quarter of the whole coordinate plane.
  5. 11. a three-dimensional solid that holds two parallel bases joined by a curved surface, at a fixed distance.
  6. 12. the space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet.
  7. 14. a term used to describe what a 3D shape would like like if it was opened out and laid flat
  8. 19. the numbers that are easy to add, subtract, multiply, or divide mentally
  9. 20. a way to display data along a number line
  10. 22. is the ratio that defines the relation between the actual figure and its model
  11. 23. a pair of elements a, b having the property that ( a, b) = (u, v ) if and only if a = u, b = v.
  12. 24. an educated guess that is based on known information.
  13. 25. a number or algebraic expression that divides another number or expression evenly
  14. 26. the line on a graph that is drawn from bottom to top.
Down
  1. 1. a whole number (not a fractional number) that can be positive, negative, or zero.
  2. 2. a part of a whole
  3. 3. a discrete group of people, animals or things that can be identified by at least one common characteristic for the purposes of data collection and analysis.
  4. 7. the number on the other side of 0 number line, and the same distance from 0.
  5. 8. a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center).
  6. 9. a solid three-dimensional figure, which has 6 square faces, 8 vertices and 12 edges.
  7. 13. ratios that are the same when we compare them
  8. 15. the line that connects corners of a 2D polygon or sides of a 3D polyhedron.
  9. 16. the length of the line through the center that touches two points on the edge of the circle.
  10. 17. ______ angles are two angles whose sum is 90 degrees.
  11. 18. a line with respect to which a curve or figure is drawn, measured, rotated, etc
  12. 21. a number or ratio that can be expressed as a fraction of 100.