Geometry

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Across
  1. 4. angle whose measure is 180 degrees
  2. 7. Set of all points
  3. 10. two lines are parallel if they are coplanar and do not intersect.
  4. 13. a logical argument in which each statement you make is supported by a statement that is accepted as true.
  5. 14. set of points which has infinite length but no width or height. A line is named by a lower case letteror by any two points on the line
  6. 15. set of points that has infinite length and width but no height. We name a plane with a capital funny font letter.
Down
  1. 1. angle whose measure is 90 degrees.
  2. 2. the non-adjacent angles formed by two intersecting lines.
  3. 3. triangle with at least two sides congruent.
  4. 5. An arc is a curve You can describe the bend of a rainbow as an arc.
  5. 6. quadrilateral with both pairs of opposite sides parallel.
  6. 8. is the part of a line that contains an endpoint and all points extending in the other direction.
  7. 9. the non-adjacent angles formed by two intersecting lines.
  8. 11. of a segment a point that divides the segment into two congruent segments.
  9. 12. has no size length width, or height. It is represented by a dot and named by a capital letter