Across
- 3. A straight line that bisects an angle or a line segment
- 6. A four-sided polygon
- 8. A segment that connects two non adjacent vertices of a polygon
- 9. The distance around a figure
- 12. A quadrilateral in which all the angles have the same measures
- 13. A simple quadrilateral with two pairs of parallel sides
- 15. A transformation that slides a figure a given distance in a given direction
- 16. A specific identifiable position in a continuum or series
- 18. One of several parts that fit with others to make a whole
- 20. The length of the closed curve of a circle.
Down
- 1. A three-sided polygon
- 2. Have the same shape and size
- 4. The act of changing in form or shape or appearance
- 5. When Two angles add up to 180 degrees
- 7. Two angles that add up to 90 degrees
- 10. The points where two line segments come together
- 11. Coplanar straight lines that do not intersect at any point
- 14. Angle An angle that measures 90 degrees
- 17. Being essentially comparable to something
- 19. A figure formed by two line segments or rays with a common endpoint
- 21. A plane curve with every point equidistant from the center