Geometry Terms

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Across
  1. 5. extending toward the middle
  2. 7. an angle that is less then 90 degree
  3. 10. interior angles are all acute
  4. 12. a location on the coordinate plane
  5. 13. space between two objects
  6. 14. a continuous portion of a circle
  7. 15. the measure between two lines
Down
  1. 1. a triangle with two equal sides
  2. 2. a quadrilateral whose opposite sides are parallel and equal
  3. 3. a line enclosing a plane area
  4. 4. being everywhere equidistant and not intersecting
  5. 6. a point equidistant from the ends of a line
  6. 8. similar but not identical
  7. 9. a polyhedron with two congruent and parallel faces
  8. 11. written on or in a surface