Geometry vocabulary

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Across
  1. 4. A position in space.
  2. 6. The part of a straight line considered as originating at a point on the line and as extending in one direction from that point.
  3. 7. A triangle with equal sides.
  4. 8. A triangle with unequal sides.
  5. 9. The line segment between two points on a given curve.
  6. 13. A triangle which has two sides equal.
  7. 15. A straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end.
  8. 19. Two line segments that cross to make a 90 degree angle.
Down
  1. 1. A triangle with a 90 degree angle.
  2. 2. Lines that cross each other.
  3. 3. A quadrilateral having both pairs of opposite sides parallel to each other.
  4. 5. The amount of space something takes up.
  5. 10. An extent of length.
  6. 11. Line that divides a sphere into two hemispheres.
  7. 12. A continuous portion of a circle.
  8. 14. in or near of a larger area
  9. 16. Part of a line.
  10. 17. The intersection points of a plane shape.
  11. 18. A straight line extending from the center of a circle or sphere to the circumference or surface.