Geometry

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Across
  1. 2. names a location with a capital letter. Has no dimension.
  2. 3. something used for making mathematical calculations, in particular a small electronic device with a keyboard and a visual display.
  3. 5. a long, narrow mark or band. A line is infinite in two directions, and two points can determine a line.
  4. 6. points and lines in the same plane.
  5. 8. having two congruent lines and two congruent angles.
Down
  1. 1. a fixed reference line for the measurement of coordinates.
  2. 2. an instrument for measuring angles, typically in the form of a flat semicircle marked with degrees along the curved edge.
  3. 3. each of a group of numbers used to indicate the position of a point, line, or plane.
  4. 4. points in the same line.
  5. 7. having sides unequal in length.
  6. 9. a means of solving a problem or dealing with a difficult situation.