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