Geometry Crossword

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Across
  1. 6. any of a set of straight lines passing through one point
  2. 8. The start of the graph (0,0)
  3. 9. A degree, usually denoted by °, is a measurement of a plane angle in which one full rotation is 360 degrees.
  4. 11. a plane figure with five straight sides and five angles.
  5. 13. a symmetrical three-dimensional shape, either solid or hollow, contained by six equal squares.
  6. 14. each of the parts into which something is or may be divided.
  7. 15. a solid geometric figure whose two end faces are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms.
  8. 16. the secondary or vertical axis of a system of coordinates, points along which have a value of zero for all other coordinates.
  9. 18. parallelogram with equal sides, including a square
  10. 19. a plane figure with four equal straight sides and four right angles.
  11. 20. the quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
Down
  1. 1. each angular point of a polygon, polyhedron, or other figure.
  2. 2. a solid or hollow object which tapers from a circular or roughly circular base to a point
  3. 3. a quadrilateral with only one pair of parallel sides.
  4. 4. a diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.
  5. 5. a round plane figure whose boundary the circumference consists of points equidistant from a fixed point to the center.
  6. 7. the branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimensional analogs.
  7. 10. a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides
  8. 12. space usually measured in degrees between two intersecting lines or surfaces at or close to the point where they meet.
  9. 14. In geometry, a line segment is a part of a line that is bounded by two distinct end points, and contains every point on the line that is between its endpoints.
  10. 17. the principal or horizontal axis of a system of coordinates, points along which have a value of zero for all other coordinates.