Across
- 3. Rays If point c lines on line ab between a and b then ray ca and cb are opposite rays.
- 4. Closed plane figure that is formed with three or more line segments called sides and each side intersects exactly two sides one at each endpoint so that no two sides with a common endpoint a collinear
- 7. Angle Angle that measures 180 degrees.
- 9. Polygon A polygon such that no line containing a side of the polygon contains a point in the interior of the polygon.
- 10. bisector A point, ray, line segment, or plane that intersects a segment at its midpoint.
- 13. A rule that is accepted without proof.
- 14. Pair Two adjacent angles whos noncommon sides are opposite rays.
- 16. Triangle Triangle with three congruent sides.
- 17. Bisector A ray that divides an angle into two angles that are congruent.
- 19. Angles Two angles whos sides form two pairs of opposite rays.
- 21. a rule that is accepted with out proof.
- 22. Part of a line that consist of a point called an endpoint and all points on the line that extend in one direction
Down
- 1. Angle Angle measuring greater than 90 degrees but less than 180 degrees.
- 2. angles Angles that have the same measure.
- 5. segments Part of a line that consist of two endpoints, and all points on that line are between those endpoints
- 6. The to points on the end of a line segment
- 8. Polygon A polygon that is not convex.
- 11. Polygon A polygon eith all of its interior angles congruent.
- 12. Angle Angle measuring 90 degrees
- 15. Point that divides or bisects a segment into two congruent segments.
- 18. Polygon A polygon that has all sides and all angles congruent.
- 20. Angle Angle measuring under 90 degrees